(geology) A fault where two blocks move horizontally in opposite directions along the fault line.

(dated) an exclamation of surprise

(transitive, baseball, softball) To strike out (a batter) without the batter swinging at the called strike. / (intransitive, baseball, softball) To strike out without swinging at the called strike.

Alternative form of strike one's flag

(military, especially naval) To take down one's national or other representative flag in order to indicate surrender. / (idiomatic, by extension) To yield, give up, or surrender.

(baseball) To record all three outs in an inning with a strikeout.

plural of strike-slip fault

(idiomatic) To give the impression of being insincere, incongruous or inappropriate.

(baseball) To act as a home plate umpire. / (by extension) To act impartially.

To attract or appeal to someone.