Flying Jib-boom Sea Terms The light spar that rests on the jib-boom, and is rigged out ahead of the latter. (See Jib-Boom.) Masts, spars, etc. — bowsprit, jib-boom, flying jib-boom, boom, load-boom, gaffs, studding-sail boom and studding-sail yard ← Flying Jib StayAll “F” entriesFlying Jib-boom Guys →