A scrawny girl with a very spastic personality. Usually with the rodent like habits of scurrying away from objects/people, stealing and hiding food from others so she can eat it later, and biting others upon being irritated.
Some common physically characteristics include: Small body, short height, hair coloring similar to that of the rodent, fast metabolism, sharper than average teeth and nails.
Prone to excessive biting.
Gets upset when name is misspelled.
"See that girl? Yea, she's such a Gerbil. No, no, seriously! She f*cking bit me yesterday!"
by Minxii January 12, 2009
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To be sexually violated by enlarged gerbicular sex organs.
Damn that rodent just gerbiled my ass.
by Briz June 16, 2005
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a mindless scavenge with or without the intention of finding something. Usually in reference to pawing through one's bag of personal effects... the sounds of which resemble those of a nest building gerbil

Tweekers tend to carry oversized compartment bags as opposed to tiny useless purses. This allows them to accomodate their urge to gerbil ANYTIME ANYPLACE!
by pinckfur July 21, 2006
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A very young girl, usually 12 or younger. The opposite of a Cougar. Made famous by the 4/11/09 episode of SNL.
Geoff: Dude, those gerbils over there are totally checking you out!

Greg: Gross dude. Why are they letting gerbils in bars now?
by Grampa Farts Pants April 12, 2009
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The opposite of a Cougar, usually extremly underage in the situation, but extremly hot.
Two guys in a bar, a really young underage girl walks in.

Guy 1: Dude, check her out!!
Guy 2: Woah, she is... really young...
Guy 1: No duh, she is a major gerbil!!
by Oakieman May 25, 2009
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The opposite of cougar.
This was made up by SNL.
"Watch out guys, they're Gerbils."
"What's a gerbil?"
"The opposite of a cougar."
by SnL13 April 12, 2009
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Small Seizurey Mammal who watches sexual acts of unspeakable horror
That gerbil was all seizurey, & uh stuff
by Gerbtaro April 26, 2003
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