(idiomatic) Insane, crazy. / (idiomatic) Temporarily mentally unstable; very distressed.

(idiomatic) To reconsider; rethink; to reach a different conclusion. / (idiomatic) To change one's story.

(idiomatic) To absolve oneself of responsibility or future blame for; to refuse to have any further involvement with.

(idiomatic) To procrastinate, put off; to dawdle, avoid, or make progress slowly and reluctantly. / (idiomatic) To intentionally stall, to delay, to obstruct.

(idiomatic) More complex or confusing than one can understand; beyond one’s comprehension. / (idiomatic) More than one can handle; too much (especially in over one's head).

(idiomatic) To feel energetic or frisky; to behave in a vigorous or bold manner. / (idiomatic) To feel important; to be empowered.

(idiomatic, chiefly in the negative) To identify, specify, name or pick out.

Known but not quite remembered.

(idiomatic) To refrain from talking about something.

(American football) In the AFL, a warning given with one minute to go before the end of a half, after which special rules apply, eg, stoppage of the game clock after very first down.