Idiom 175: floor someone

당황하다라고 할 때 쓰는 표현입니다. 특히 수동태로 사용되구요.

floor someone = surprise = confuse

I was floored when I found out they had made me a surprise birthday party.

Idiom 174: set back

누구에게 비용이 들다라는 뜻입니다.

set one back = cost

These new shoes set me back $200.

Idiom 173: odds and ends

잡동사니란 뜻을 가진 표현입니다.

odds and ends = miscellaneous

You can refer to a disorganized group of things of various kinds as odds and ends.

I have some odds and ends around my house that I would like to sell.

Idiom 172: mean business

진정이다...라는 표현으로 I'm serious라고 많이 쓰죠. 같은 뜻으로 많이 사용하는 표현입니다.

mean business = be serious

He told his son that he had to finish all of his homework before he went out to play and he meant business.