1 definition by cutechef101

the opposite of a cougar. A young woman, usually under twenty, who dates older men because she feels that she needs to be taken care of, or for some alternative reason such as money or to feel important. Without an older man, a gerbil feels small, vulnerable and weak.
That girl is such a gerbil! He is five years older than she is.
by cutechef101 April 14, 2009
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