back ·phrase

b

Definition: in one direction, then the opposite way, then in the original direction again many times Level: C2

b

Definition: with the back part of something where the front should be Level: C2

b

Definition: If you do something behind someone's back, you do it without them knowing, often in an unfair way. Level: C2

b

Definition: to decide to stop having contact with someone or something, or to refuse to help someone Level: C2

b

Definition: If criticisms, insults, etc. are like water off a duck's back to you, they do not affect you at all. Level: C2