b

back ·phrase

Definition: in one direction and then in the opposite direction, often many times Level: C2

b

back ·phrase

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

b

back ·phrase

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

b

back ·phrase

Definition: to move backward Level: C2