Sexual slang

"Sexually developed country" — usually refers to Japan, viewed as having a highly developed adult-entertainment industry.

Means "this feels so good" in an excited, thrilled sense. Its use is controversial because it originates from a stock line in Japanese adult videos.

Used to mean "amazing/novel." Originated with World of Warcraft players, drawing on the nickname for the Paladin class ("sinseong-gisa," shortened wordplay to "sinbak," which also puns on "cockroach"). It spread so widely that many Koreans now think of it as standard vocabulary.

"Beat her once every three days" (shortened) — a misogynistic phrase, mainly used on the far-right forum Ilbe.

Short for "shassyat," from the game Fortress 2 — used when achieving a specific in-game goal. The number of "ㅅ"s used can be stretched out for emphasis.

"Mom/Dad caution," shortened — a warning attached to posts with racy photos or videos, telling readers to make sure a parent isn't watching over their shoulder.

Acting irrationally or overreacting.

"Subtly arousing photo," shortened — not overtly explicit, but suggestive.

The rattling sound of handcuffs — used jokingly to mean "you'll get arrested," usually aimed at someone watching illegal adult content.

Originally described a warm, pleased feeling, but has shifted to specifically describe the feeling of looking at suggestive photos — "a meuheut photo" now basically means a racy one.

: A derogatory term used by most homosexuals to belittle gays.

"Watch your six" — a warning to make sure no one's behind you before you look at something, typically attached to posts containing racy images.

A Japanese-accented pronunciation of the word "sex," used on forums where the direct word is banned or where saying it plainly feels too blunt.

It is the sum of the achievements a job applicant possesses, such as their alma mater, GPA, and English proficiency scores.

"Guy/girl friend" who's just a friend (shortened from "male/female person friend") — someone of the opposite sex you're friends with, with zero romantic feelings involved.

From the sound of heavy, moaning breath during sexual arousal — used when looking at sexually suggestive photos or videos.

"Lust demon," shortened — invoked jokingly when someone's mind goes straight to something suggestive.

A crude, misogynistic blend of a vulgar word for female genitalia with "official/officeholder" — used for a woman accused of exploiting her gender for advantage. The male equivalent is "jaseurachi." This kind of term is best avoided.

Tied to English football club Leeds United, who were a Premier League force around 2000 before financial trouble sent them tumbling to the third division. "Your Leeds days" (your peak) is now used generally to mean someone's glory days or prime.

"Adult video," shortened.

"Are you a T?" — teasing someone for answering with cold logic instead of empathy, after the Thinking (T) type in MBTI.

Literally just "to do" — used as an indirect, euphemistic way of saying "to have sex."

Describes someone giving off very strong sexual/physical attraction to another person.

Vulgar slang for prolonged masturbation without climax; among teens it's also used more loosely for zoning out while completely absorbed in something.

A secret hookup or the person you're secretly seeing — "He's not my boyfriend, he's my sneaky link."

Short for "involuntary celibate": someone, usually a man, who wants but can't find a romantic or sexual partner and blames others, especially women. Also tossed around as an insult — "He's giving incel energy."

A suggestive invitation to hang out at home that really means hooking up, with streaming as the pretext — "Wanna come over and Netflix and chill?"

Attractively curvy or full-figured, especially in the hips and thighs; a deliberate spelling of "thick," used as a compliment or jokingly — "That cat is thicc."

A crude, sexually insulting slur for "Moonlight Knights," a fan group of former President Moon Jae-in, spread from far-right online communities. It drew wide attention in 2019 when a politician used it publicly and later apologized.

Said right after something that could sound sexual or gay, to disown the innuendo — like "no homo"; criticized as homophobic.

Offensive slang for a woman seen as promiscuous, said to stand for "that ho over there." Some people use it jokingly or have reclaimed it, but it's generally considered sexist.

Past your prime or no longer relevant (from "washed up"). "He used to be elite, but he's washed now."

Short for "down to f***" — interested in having sex, usually casually. A blunt term mostly seen on dating apps and in texts.

Originally vulgar slang for sex without a condom, now also doing something boring or difficult with no aids or distractions — "He spent the whole flight rawdogging it, no movie, no music."

"Honey" + "thighs" — firm, toned, attractive thighs; a 2009 entertainment-news term criticized as objectifying.

Short for "friends with benefits" — friends who also have casual sex without being in a romantic relationship. "We're not dating, we're just FWB."

The number of people someone has slept with — "She asked about my body count on the second date." Borrowed from the older sense of a tally of the dead, and often loaded with a gendered double standard.