a raondom person (Janitor) who walks around whistling aything that comes to mind, never in tune, or never actually a song.
Look At YoungWhistling Sprocket Over There!
by Richard Parker March 16, 2006
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noun
1. What a socket wrench is occasionally called by non-mechanical folks.
Hey Tom, do you happen to have a sprocket wrench that I can borrow?

Sure thing Mr. N - what size sprocket do you need?
by CCC, Inc. June 20, 2018
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The imaginary peice of hardware on a computer that is blamed for any error for which you cannot find the source.
My mouse won't respond and the screen keeps flashing. The flam sprocket must've gone bad again.
by Andrew Winton January 29, 2006
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An expression of annoyance, anger, or disgust (often used when making light of the situation) in the form of a guttural "aaaaaaaargh,” derived from an episode of the Saturday Night Live sketch "Sprockets" (starring Mike Myers as Dieter, the eccentric German talk-show host) that contained the feature "Germany's Most Disturbing Home Videos." The introduction of this sub-sketch featured an old man saying its title and then doing the guttural vocalization while moving his false teeth.

Abbreviated as “{sg}” in electronic communication.
Spoken: "We've been here for 10 minutes and nobody's even taken our drink order yet!"

"Lack of service! Aaaaaaargh!

Typed: "I woke up at 6:30 to the sound of the lawnmower outside my window. {sg}"
by Chris Fagan May 3, 2005
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a trick that is done in the wonderful sport of bmx where the rider comes up to a kedge or rail, and hops up on it letting the sprocket rest on it while balancing and then hopping off.
"MAN, Did you see that sprocket stall? I nearly Shit my Pants!"
by XXCrowZXX April 18, 2004
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It can be used as homosexual diss towards your freinds.
A combination george jetson's sprockets and a piece of poop.
you're such a turd sprocket dude! or you love eating turd sprockets from him or her. lol
by ya b0y kiZz December 14, 2007
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