1 definition by TireIronTaylor

Top Definition
An attractive woman older than 50 years old, who is on the hunt for younger males. She may be found in nightclubs and bars hunting for her prey.

Grandcougars are generally post postmenopausal and can be easily identified by their frequent hot flashes and night sweats.
I bagged a Grandcougar last night at the club.
by TireIronTaylor November 09, 2010

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