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 Mr. Cardboard October 31, 2011
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Female clitoral masturbation involving the fingers.
That girl has been in there for awhile, maybe she's dialing the rotary phone.

(Knock knock), I'm dialing the rotary phone honey.
by Thefanman July 26, 2016
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Essentially a portable hand grenade. The apex seals are like pins of a hand grenade attached to a Schrödinger's cat resulting in an engine that it is in 2 states of reality; both working and exploded at the same time.
- Man, did you heard about the RX-9 rumors saying it will come with a mazda rotary engine?
- Yeah, can't wait until it blows up at the mall!
by St0RM53 November 25, 2016
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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 3, 2005
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When a group of Boston dudes get together in a circle wearing Tom Brady masks and jerk each other off.
Hey bro! I'll see ya at the fahckin New England Rotary Club tonight, I wanna sit next to you!
by BeautifulLoser March 10, 2017
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when you give a serious yet sad look on your face when you disagree with something and shake your head no
yo andy how about that mazda rx 7? *gives rotary engine face*
by Jwords April 27, 2008
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a weapon to surpass the ADATS and finally kill SCP-682
hey trooper see that thing over there fire the M32 rotary grenade launcher
by c00lguy07 September 29, 2020
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