Sleep (WWII armed forces)
noun 1. a fast-moving group of law-enforcement officers in a compact, wedge-shaped formation that can infiltrate crowds or protect someone effectively.
noun, Aeronautics. 1. an airplane whose wings form almost all the airframe, with the fuselage almost or entirely within the wing structure. noun 1. an aircraft consisting mainly of one large wing and no fuselage or tailplane 2. (in Canadian football) the twelfth player, who has a variable position behind the scrimmage line
[flahy-leef] /ˈflaɪˌlif/ noun, plural flyleaves. 1. a blank leaf in the front or the back of a book. /ˈflaɪˌliːf/ noun (pl) -leaves 1. the inner leaf of the endpaper of a book, pasted to the first leaf
noun, Angling. 1. a line for use in fly-fishing.