The part of the anus responsible for cutting excrement from ones internal bowles
"I have just been to the toilet and my crap was so big my chopper was struggling to function"
by mikeyplaa February 26, 2009

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1. A customized motorcycle; easily identified by it's "ape hanger" handle bars and tiny front wheel.
2. Urban slang for an automatic assault-type rifle or machine gun; typically an M-60 or Gatling gun type weapon.
1. The biker customized his Harley into a chopper.
2. The gangster used his chopper to fight off his enemies.
by MP437 September 06, 2005

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A motorcycle, usually custom built, sporting long front forks, high handlebars and a low slung seat.
The tv show American Chopper on discovery channel is one of the best sources of information on finding out how custom choppers are built.
by ezrider1978 June 20, 2005

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TOM DAINTY

Some one that acts like a cock/idiot/know it all and thinks they are the best at everything.
A chopper also likes to gloat about everything.
A chopper normally says the following.

I shagged 20 girls at the weeked.

My dad is best friends with god.
by ledge21 October 20, 2011

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The nickname given to famous Australian criminal Mark Brandon Reid. The nickname was given as a result of a prison incident which saw Mark cut off his own ears.
Have you watched the Chopper Reid DVD?
by Aussie Dunno September 19, 2006

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1. a cruiser motorcycle with extremely long forks and high handlebars
2. A helicopter
3. A real motocross racer. Usually on a kawasaki.
is chopper racing today?
by Jondittle Carrolite June 02, 2005

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A blunt. Straight up
Wanna spark up this chopper?
by WeedManzor May 06, 2009

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