(chiefly US, idiomatic, law enforcement) The intentional public display before news cameras of someone in police custody, especially someone famous or notorious, for the purpose of satisfying public interest, demonstrating the authorities' effectiveness, or shaming the person.

(intransitive, idiomatic) To waste effort on a futile project.

plural of walkie-talkie

(roofing) a nonstructural wall erected around units or curbs on a roof. Typically the framing consists of girts with a wood or metal covering attached to the frame.

(chiefly Internet slang) An intimidatingly large block of writing, particularly one with few or no paragraph breaks.

A condemned prisoner walking to a death chamber or other place of execution. / Someone who is soon to die.

(idiomatic, informal, chiefly in the negative) To do two normally trivial tasks at the same time.

(UK, idiomatic, vulgar) to waste money, normally through ineptness in business.

A ballroom dance based on the waltz where the couple is constantly performing turns and pirouettes.

(skateboarding, snowboard, BMX) A trick where the rider makes the bottom of the board touch the side of a wall.