(law) After the commission of a crime. / Too late; after something is finished or final.

The informal theory that stock market prices move in the same direction as the hemline of women's skirts, short skirts being considered bullish and long skirts bearish.

(vulgar, slang) Used after interrogative pronouns as an intensifier to express anger, frustration, incredulity, or other strong emotion.

(idiomatic) Move or get from an already bad situation to a worse one; end up in a worse situation when trying to escape from a bad or difficult one.

Exhibiting disregard for, or denial of, a problem or threat.

(Australia, New Zealand) Under pressure to perform, e.g. at work or in a sports contest. / Used other than figuratively or idiomatically: see under, pump.

(idiomatic) Under great pressure to perform. / (poker) Of, pertaining to, or in the situation of first player to act on the first round of betting.

present participle of take the piss

(euphemistic, chiefly US) Synonym of use the toilet: to urinate or defecate, especially (but not exclusively) while visiting a bathroom.

Synonym of get up on the wrong side of the bed