(baseball, of a pitcher) Having fewer strikes than balls against a batter in an at-bat. / (baseball, of a batter) Having more strikes than balls against a pitcher in an at-bat.

(idiomatic, pharmacology, medicine) Of drugs, dispensed by a pharmacist without needing a doctor's prescription or other form of compliance.

(Australian rules football) A behind (one-point score) made when the ball passes through the goal posts or behind posts not from the foot of the attacking team, i.e. either spilled off hands or deliberately carried through by the defenders.

(cricket) An instance of being out by being caught behind the wicket by the wicketkeeper.

(cricket) Describing the way of being out by being caught by the wicketkeeper.

Being or working out in secret or out of public view. / Divulging or reporting hidden workings.

(idiomatic, theater, film) behind the scenery and stage area; backstage; among the actors; during the production or rehearsal / (idiomatic, figuratively) In secret; out of public view.

Used other than figuratively or idiomatically: see stay, behind. / (idiomatic) To remain where one is, whilst others leave.

Alternative form of stay-behind

In control of a vehicle; driving. / (idiomatic) In control of the situation; in charge.