seabee

noun

1. a member of the construction battalions of the U.S. Navy, established in December, 1941, to build landing facilities, airfields, etc., in combat areas.
2. Also See-Bee. a large, ocean-going, barge-carrying vessel equipped with a heavy-duty elevator situated at the stern to facilitate the loading and unloading of barges.

noun

1. a member of the US Navy’s Construction Battalions established to build airstrips

n.1942, from pronunciation of C.B., abbreviation of Construction Battalion, formed as a volunteer branch of the Civil Engineer Corps of the U.S. Navy.