(card games, slang) Either card of the rank of jack commonly depicted in the profiles of the jack of spades or jack of hearts.

plural of one-eyed jack

Alternative form of out of one's mind

Insane, crazy. / Temporarily mentally unstable; very distressed. / Under the influence of drugs.

(idiomatic) To act defensively.

Used other than figuratively or idiomatically: see have, one's, eye, on. / To watch. / To seek, to pursue.

Alternative form of know one's own mind

(idiomatic, vulgar, slang) To ejaculate, cum, inseminate, or defecate

(idiomatic, of a woman) To open oneself up to sexual intercourse.

(idiomatic, chiefly in the negative) To believe that something which one directly sees is truly the case.