n. A triangular sail set upon a stay or halyard extending from the foremast or fore-topmast to the bowsprit or the jib boom. Large vessels often carry several jibsn. The projecting arm of a crane, from which the load is suspended.n. One that jibs, or balks; a jibber.n. A stationary condition; a standstill.verb-intransitive. To move restively backward or sidewise, -- said of a horse; to balk.To shift, or swing round, as a sail, boom, yard, etc., as in tacking.