건들면

if (someone) touches, if (someone) messes with

→ 건들다
verb · informal Rare #22,710
if (someone) touches, if (someone) messes with 건들다 is a colloquial shortened form of 건드리다.
KO: 그 물건 건들면 안 돼요.
EN: You shouldn’t touch that.
Conjugation of 건들다
Conditional
건들면

머리카락 하나 라도 건들면 죽여 버릴 거 야

If you so much as touch a single hair on their head, I'll kill you.

— The Great Flood (2025)

건들면 죽여버린다

Touch me and I’ll kill you.

— Unlocked (2023)

내 동생 다시 건들면 죽어!

If you touch my brother again, you die!

— 증오 (1995)