Facing upwards. / On or at a physically higher level. / Headed or designated to go upward (as an escalator, stairway, elevator etc.) or toward (as a run-up).

(uncountable) The direction opposed to the pull of gravity. / (countable) A positive thing, or a time or situation when things are going well. / (particle physics) An up quark.

Next to; near; towards; as far as. / Capable of. / Ready for. / Willing to participate in. / As much as; no more than. / Until. / For the option or decision of. / Doing; involved in.

maximum of.

(idiomatic) Willing to participate in; interested in. / (idiomatic) Being or due to be evaluated, inspected, judged, considered, sold, etc., in the stated circumstances or by the stated method.

(tennis) Of the ball, having bounced twice. Usually called by the umpire in situations where it is unclear if the ball has bounced a second time to indicate to the players and spectators that the point is over.

(idiomatic) To do or be involved in doing; to do (often something mischievous or inappropriate). / (idiomatic) To depend on, to be the choice of.

(idiomatic, colloquial) Well-informed concerning.

move higher; raise

(idiomatic) To desist from saying something unless one is able to prove it; to act in a manner that makes further talk unnecessary.