Alternative form of half title

A person's spouse or lover, most commonly a man's wife. / (archaic) A very close friend or companion.

(physics) The time required for half the nuclei in a sample of a specific isotope to undergo radioactive decay.

(sports) A stroke, in ball sports, in which the ball is hit immediately after it bounces off the ground / (cricket) A delivery that bounces just short of the blockhole

Used other than figuratively or idiomatically: Partially cooked by heating in an oven.

(rugby) player who introduces the ball into a scrum.

(rugby) A rugby player who is normally the first receiver of the ball from the scrum half after a scrum; a half-back.

Alternative spelling of half-baked

(chemistry) Either the oxidation or the reduction component of a redox reaction

(slang) drunk