Top Definition
An ingenious engine design which avoids the reciprocal motion of the piston engine and manages to incorporate the suck, squeeze, bang, blow of internal combustion engines into a rotating piston.

Not a torture device of any kind.
The Wankel rotary engine is far more efficient than the latest hybrid cars, but nobody will buy one because it sounds too much like "wanker".
by Okotoimako October 30, 2011
The fourth word in Lesson 1: Words as prepared by Dr Carl Gruver of the Institute of Going a Bit Red in Helsinki, to enable people to overcome being British.

(Monty Python skit)
Lesson 1: Words: which of these words make you embarrased?
And now lets go onto something a bit ruder:
by Mickey January 08, 2005
A word invented by Arcturus Nova, based upon the Wankel Rotary Engine. It's a non-word, really.
* Arcturus wankelrotaryengines
by Arcturus Nova April 11, 2004
A torture device once used as a punishment for those who have commited a crime. It fits onto one's penis or vagina, and then is twisted, via a motor, to violently to cause aggonizing pain.
It's a torture device, does it really need an example?
by Jacob Stilleti May 03, 2005
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