Is Kissing Cheating? What Most People Say, and the Gray Areas

Maybe it happened to you: a party, too many drinks, a moment you've replayed a hundred times since. Or maybe you heard about it secondhand, from a friend who "thought you should know". Either way, you're now asking a question that sounds simple and isn't: does one kiss count?

Short answer: For most people, yes. 81% of Americans called kissing someone else cheating in a 2022 YouGov survey, 73% of Britons in July 2026, and 70% of single Americans in a 2025 Kinsey Institute study. After sex, it's the clearest line in every recent survey. The exceptions are couples who agreed otherwise, and a few gray areas: a kiss on the cheek, a kiss during a real break, a dare everyone saw.

Below: the numbers and who disagrees, the gray areas one by one (drunk, cheek, peck, stage kiss, a break, an ex, even a dream), what changes in a marriage, and what to do now, whether you kissed someone or someone kissed your partner.

What the surveys say

United States, 2022: 81%. YouGov asked 2,000 US adults in September 2022. 81% said kissing someone else is cheating, with a large gap between women (88%) and men (73%). Only sex, nude photos, sexually suggestive messages and falling in love scored higher.

United States, 2017: 71% always. The Deseret News survey fielded by YouGov (1,000 adults, March 2017) asked about "romantically kissing" someone else: 71% said always cheating, 11% sometimes, 18% never.

Great Britain, 2026: 73%. YouGov's Big Survey on Relationships (1,882 adults, 9 and 10 July 2026) found 73% calling kissing someone else cheating, 16% "not harmless, but not cheating" and 4% harmless. Women 80%, men 65%.

Single Americans, 2025: 70%. The Kinsey Institute and DatingAdvice.com surveyed 2,000 single adults. 70% said kissing another person counts as cheating, against 84% for sex.

Older figures were lower, at least for men. In a 2014 YouGov poll in Britain, 64% of women and only 42% of men called kissing cheating. A much larger but self-selected reader survey run by MSNBC.com and iVillage in 2007 (70,288 readers, not weighted) found 89% of women and 77% of men calling romantic kissing cheating, so the gender gap is old news. The direction since 2014 is clear: kissing has moved firmly into the "cheating" column for men as well.

You'll also see figures like "19% of men think kissing is fine" or "44% say it depends" on older news pages. We couldn't trace either to an identified survey with a sample and a date, so we've left them out.

Who says it isn't cheating?

Two groups stand out in the data.

Men, on average. In every survey above, men are 8 to 15 points less likely than women to call a kiss cheating. That doesn't mean most men think it's fine: even in the lowest figure, nearly two in three British men said it's cheating.

Older adults, at least in Britain. This is the surprising one. In YouGov's 2026 survey, 86% of 18 to 29 year olds called kissing someone else cheating, but only 53% of people over 60. Another 31% of over-60s chose "not harmless, but not cheating". The idea that young people are relaxed about fidelity doesn't hold up here. They're the strictest group.

And then there are couples who simply agreed differently: open relationships, or partners who've said a kiss at a party isn't a big deal for them. For them, it isn't cheating, because cheating means breaking an agreement and there's nothing to break.

The gray areas

A drunk kiss

Alcohol explains how it happened, not whether it counts. Most partners still experience a drunk kiss as cheating. What alcohol often changes is how forgivable it feels: a single kiss, regretted and admitted, lands very differently from a pattern.

If you were so drunk you barely remember it, the question shifts. Someone that intoxicated can't really consent to a kiss, and what happened may be closer to something done to you than something you did. That's worth taking seriously on its own terms, and talking to someone you trust about it.

A kiss on a dare or in a game

If it happened in front of your partner, as part of a game you both joined, most people don't call it cheating. If it happened during a game your partner wasn't at, the "it was a dare" explanation usually helps less than people hope.

A kiss on the cheek, or a greeting kiss

In many cultures a kiss on the cheek is a hello. Nobody in the surveys means that. The question is about a romantic kiss, and both people usually know the difference.

A quick peck, or a kiss that "meant nothing"

A peck on the lips between close friends is normal in some circles and unthinkable in others, so this one really does come down to what your partner knows and expects. A kiss that "meant nothing" is a different claim: it may be true about the feelings, but it doesn't change the act. Most people's line is the kiss, not what you felt during it.

A stage or screen kiss

Actors kiss as part of the job, rehearsed, watched and agreed in advance. Most couples where one partner acts treat it as work, not cheating, though it's still something to talk about rather than spring on someone. The test is the same as everywhere else: was it open and agreed, or private and pursued?

A kiss during a break

If you had truly agreed to take a break and see other people, a kiss during it isn't cheating by the usual definition. The trouble is that "a break" often means different things to each partner. If you weren't sure, your partner probably wasn't either.

Being kissed versus kissing back

Someone kissing your partner without warning is not your partner cheating. What they did next, kissing back, pulling away, mentioning it or hiding it, is the part that matters. And a kiss without consent isn't romance at all.

A kiss with an ex

Add the weight of history. Secretly messaging or meeting an ex was called cheating by 69% of Britons in 2026, before any kiss. More in is texting an ex cheating.

Dreaming about kissing someone else

Not cheating. You don't choose your dreams, and nothing happened. If the dream keeps coming back, or you find yourself looking for that person while awake, that's a feeling worth noticing, not a betrayal to confess.

Is kissing cheating when married?

The surveys don't split married and unmarried respondents on this, but marriage usually raises the bar rather than lowering it. Legally, a kiss is not adultery: where adultery is a ground for divorce, it's typically defined as sexual contact. That's a legal definition, not a moral one. Most spouses will feel a kiss as a betrayal long before a lawyer would call it adultery.

Is kissing worse than texting, flirting or emotional cheating?

People often try to rank these. The surveys give a rough order for the population, not for your relationship. In the 2022 US survey, kissing (81%) sat above an intense emotional attachment (73%) and well above flirting (55%), but below sexually suggestive messages (83%). Our pages on flirting, sexting and emotional cheating go through each one.

What makes a kiss distinctive is that it's physical, it's usually a single moment, and it's easy to hide. A single kiss can be easier to repair than months of hidden messages. A kiss that's part of a longer story usually isn't a single kiss.

If you kissed someone: should you tell your partner?

There's no rule that fits everyone, but a few things are worth knowing.

Secrets tend to come out. Kisses happen in front of other people more often than in private. A partner who hears it from someone else has to deal with the kiss and the hiding.

Confessing to feel better isn't the same as being honest. If you tell, do it to give your partner the truth and a choice, not to hand over your guilt.

Tell the whole thing, once. Who, where, how it started, and whether it went further. Partial confessions that come out in installments do more damage than the kiss: each new detail feels like a new lie.

Don't ask for instant forgiveness. Saying "it meant nothing, can we move on?" in the same breath puts the burden back on them. Let them react, and ask what would help.

Be ready for what follows. Questions, anger, maybe a pause. That's a normal reaction, not a punishment. Hurt is normal; humiliation, threats or cruelty aren't, even after you've made a mistake.

Say you kissed someone at a wedding three weeks ago and a cousin was in the room. The real choice isn't whether your partner finds out. It's whether they hear it from you.

If you found out your partner kissed someone

Get the facts before the verdict. One kiss, once? Or the visible part of something longer? Those are different situations.

Ask why it was hidden, if it was. The answer often matters as much as the kiss.

Decide what you need. Some couples move past a kiss quickly. Some don't. Both are legitimate. Our guide on what to do after catching a boyfriend cheating covers the next steps.

If you suspect more, one question can be checked without going through anyone's phone: whether they have an active dating profile. CheatEye searches Tinder from a first name, an age, a gender and a city, with an optional photo, and Bumble, Hinge, Happn and OkCupid can be added. If a profile is found, you see the bio, the photos, the last activity, the Tinder subscription and the last location used, and they aren't notified. It doesn't read messages or show a live location, and a profile may be old, so treat it as a fact to discuss.

Search for a dating profile on CheatEye

For where you each draw your lines, our 70 "is it cheating if" questions include the kiss on a dare and the drunk kiss, and what is cheating in a relationship covers the definitions.

Frequently asked questions

Is kissing cheating in a relationship? For most people, yes: 81% of Americans in 2022 and 73% of Britons in 2026. The exception is a couple who agreed otherwise.

Is kissing someone else cheating when married? Most spouses would say yes. Legally, a kiss isn't adultery, which typically requires sexual contact, but the moral bar is usually higher, not lower.

Is a drunk kiss cheating? Most people still count it. Being drunk explains it rather than excusing it, though a single regretted kiss is often easier to forgive than a pattern.

Is a kiss on the cheek cheating? No, not in the sense the surveys mean. A greeting kiss isn't romantic, and both people usually know the difference.

Is kissing cheating if we were on a break? Not if you had clearly agreed to see other people. If the terms of the break were vague, expect your partner to see it differently.

Should I tell my partner I kissed someone? Often, yes. Being found out later usually hurts more than being told. Tell them to give them the truth, not to ease your guilt.

Is a meaningless kiss cheating? For most people, yes. "It meant nothing" describes the feelings, not the act, and the surveys ask about the act.

Is a stage kiss cheating? Not for most couples. A scripted kiss at work, agreed and watched, is a different thing from a private kiss someone chose.

Is dreaming about kissing someone else cheating? No. Nothing happened, and you don't control your dreams.

Is kissing cheating in the Bible? The Bible doesn't address kissing someone else directly. Christians who see it as unfaithful often point to Matthew 5:28, where looking at someone "to lust after her" is called adultery "in his heart", so desire, not only the act, is in scope.

Sources

• YouGov, "How many Americans have cheated on their partners in monogamous relationships?": United States, 2,000 adults, 15 to 22 September 2022.

• Deseret News, "Adultery in the Digital Age", fielded by YouGov: United States, 1,000 adults, March 2017.

• YouGov, Big Survey on Relationships, section 4: Great Britain, 1,882 adults, 9 and 10 July 2026.

• Kinsey Institute and DatingAdvice.com, reported by Psychology Today on 26 August 2025: 2,000 single US adults.

• YouGov UK, "Men don't think Tinder is cheating, but women do": Great Britain, May 2014.

• MSNBC.com and iVillage reader survey, reported by msnbc.com on 16 April 2007: 70,288 self-selected readers, February 2007, not weighted.