A stupid fellow; a blockhead. / The black-bellied plover, or bullhead (Pluvialis squatarola).

(intransitive) To flap or wave quickly but irregularly. / (intransitive) Of a winged animal: to flap the wings without flying; to fly with a light flapping of the wings.

(aerospace) The total mass of the burnt fuel etc. ejected from a rocket to provide thrust.

plural of latticework