Propeller 

The act of of moving your balls in a circular motion.

Everyone can do the helicopter, but I can do the propeller.

Propeller by The Geek Whisperer March 27, 2016

Propeller 

Usually a petite woman that you dream of having sex with by attaching the "propeller" to your knob and forcefully turning it around so that she becumes a spinning object.

Christina in the gym is a real propeller

Propeller by Captain Bonk March 31, 2022

Propeller 

Synonym of 'wheels'.
Adjective describing males that are smooth with girls.

Hey, that guy is so smooth with her.
Yeah, propellers.

Propeller by willieGo December 14, 2010

propeller 

a female of small proportions. Usually very attractive, slim, with large bossoms and a well balanced behind. A girl in which the office chair technique can be applied to.

Mike: Wow! Check out that babe over there.
Eric: Yes, i must admit that propeller would do quite well on my pole!

propeller by a-bass December 31, 2007

Propeller 

Like a small woman "spinning" on a cock, except she puts her arms out to the side.

My lady was spinning on my cock and then put her arms out. Looked just like a propeller.

Propeller by The full monty March 26, 2016

Propeller 

Usually a petite woman that you dream of having sex with by attaching the "propeller" to your knob and forcefully turning it around so that she becumes a spinning object.

Christina in the gym is a real propeller

Propeller by Captain Bonk March 31, 2022

propeller head 

A geek or computer nerd

Nigel is real propeller head, he spends all night programming his computer.

propeller head by Dimitri W. Ponirakis September 28, 2005