(games) A children's game in which two players keep an object away from a third player (who is in between them) by throwing it past that player.

(idiomatic) Immediately; instantaneously. / 2007 April 28, Hugh Muir, The Guardian:

past participle of go down the tube

(idiomatic, colloquial) Made obsolete; altered drastically as a result of situational change. / (idiomatic, colloquial) Gone; departed; disappeared.

(idiomatic) To fail. / (idiomatic) To degenerate rapidly.

(idiomatic) To increase a wager. / (idiomatic) To make something more desirable.

present participle of clear the decks

(boxing, professional wrestling) Leaning against the ropes of the boxing ring, as when exhausted and nearing defeat or collapse.

(idiomatic) To make a fresh start, for example by forgetting about previous differences and disagreements.

(idiomatic) Alternative form of asleep at the switch