He is butt ugly!
그 친구 정말 못생겼다.

CONVERSATION
A: How was your blind date?
B: Not good, He was butt ugly.
A: Was his personality good at least?

A : '미팅' 어땠어?
B : 별로 였어. 남자가 너무 못생겼더라고.
A : 그래도 성격은 괜찮지 않았니?

VOCABULARY
blind date : 미팅
ugly : 못 생긴, 흉측한
personality : 성격
at least : 적어도, 최소한