copter

Etymology

Clipping of helicopter; see also -copter § Etymology.

noun

1. (informal) A helicopter.
   2005, Sin City (the film), Shellie shouts something I can't quite make out over the racket of a passing police copter.

verb

1. (informal, transitive) To helicopter: to transport by helicopter.
2. (informal, intransitive) To helicopter: to travel by helicopter.
3. (informal, intransitive) To move like a helicopter.
   The sidelong whiplash of his arm sent the boomerang soaring, pushing the sky to the horizon until the blade just hung there, a black slash on the sun so far away it seemed not to move at all before it came whirling back larger and larger: would it hit him, would he die — and you ducked down, terrified, clinging to his thigh, its deathspin slowing as it coptered softly down and he snatched it from the air. July 24, 2015, Tom Sleigh, “‘Boomerang’”, in New York Times