(hunting) An act of hounds retracing a course in order to pick up the lost scent of prey.

(idiomatic) To reply impertinently or rudely; to answer in a cheeky or rude manner. / (idiomatic) To return disrespect.

plural of back-up

plural of back door

(transitive) To pay a debt, to provide the entire amount of money owed to another. / (figuratively) To avenge, to exact revenge.

(cricket, of a batsman) Having the weight on the back foot in order to play a defensive stroke / (idiomatic) in a defensive posture; on the defensive; off balance; at a disadvantage.

A bad back, or that illness, humorously supposed to arise from excessive sexual intercourse.

A small, controlled fire set in the path of a larger uncontrolled fire, in order to limit the spread of the large fire by removing its fuel.

(intransitive) Return to where one came from. / (transitive) To retrieve, to have an item returned. / (transitive) To do something to hurt or harm someone who has hurt or harmed one; to take revenge.

(transitive) To return something to its original place. / (intransitive, nautical) To turn back; to return. / (transitive) To postpone an arranged event or appointment.