eggbeater
noun
1
a single-rotor helicopter. Coined well before the war in Korea, but used extensively by US forces in Korea US, 1936.
2
a twin-engine training plane US, 1946.
3
an oldish, not very powerful motor car. An affectionate usage UK, 1981.
4
a small outboard motor for a boat US, 1942.
5
a paddle skier. The skier sits on a small bulbous canoe and paddles into the surf using paddles. His whirring repetitive paddling motion, especially when gaining speed to catch a wave, resembles an eggbeater SOUTH AFRICA, 2003.
6
a bad head-over-skis fall while skiing US, 1963