(snowboarding) The sharp edge on the long side of a snowboard closest to one's toes, regardless of which way one if facing (up-mountain or down-mountain) or riding (goofy or regular).

(military) A missile that is fired from an aircraft to attack another aircraft.

(aviation, of an act or action) With the participants being two or more aircraft in flight. / (aviation, military, of a missile) Fired from an aircraft in flight at another one.

(of a missile) fired from the ground at an aircraft in flight, or at an incoming missile

(of a missile) fired from the ground, or from a ship, at an aircraft in flight, or at an incoming missile

(of a missile) fired from an aircraft at a target on the ground

(of a missile) fired from an aircraft at a target on land or water

(cooking) Food prepared by dipping bread into egg batter and frying.

(idiomatic) To rapidly reach a turning point or climax. / (idiomatic) To suddenly reveal that which has lain latent for a time.

(idiomatic) A problem that is challenging to solve. / (idiomatic, by extension) A situation, person, group, etc. which is difficult to deal with.