One who or that which jabs. / (informal) One who administers a hypodermic injection, especially of a COVID-19 vaccine. / A kind of hand-operated corn planter.

One who enforces confinement in a jail or prison.

(basketball, rare) Synonym of alley oop.

(naval architecture) A component in a ventilation system. / Upward sloping window slats which form a blind or shutter, allowing light and air in but excluding rain and direct sun.

A physical exercise performed by jumping to a position with the legs spread wide and the hands touching overhead and then returning to a position with the feet together and the arms at the sides.

(Australia, Queensland, obsolete) A white man living outside of a white settlement.

(intransitive) To work as a jackaroo.

A money prize pool which accumulates until the conditions are met for it to be won. / A large cash prize or money. / An unexpected windfall or reward.

(of a slot machine, intransitive) To issue a jackpot.

(Western US) A difficult situation. / A jumble of felled timber.