Slang, explained by the people who actually use it.

It is an abbreviation of "suddenly pops out."

Short for "investing with debt" — borrowing money (loans, margin) to put into stocks or crypto.

기쁘거나 신날 때 외치는 감탄사로 '앗싸', '오예'와 비슷하게 쓰인다. 유튜브 영상과 숏폼 챌린지를 타고 1020 세대에 널리 퍼졌다.

"Rice police" — the opposite of 밥도둑 ("rice thief"): a side dish so unappetizing that it keeps your rice untouched.

Short for "lost, but fought well" — said when a team loses yet put up a great effort worth applauding.

"Mom's friend's son" — used for someone impossibly accomplished compared to you. The female form is "eomchindal" (mom's friend's daughter); there's also "bu-chinnam" (wife's friend's husband).

It is an abbreviation of "suddenly pops out."

Short for "jelly-shoe decorating" — adding charms, ribbons, and beads to jelly sandals; a summer 2026 trend riding the Y2K revival.