A sexually attractive female who is not exactly petite; possibly larger than you.

Term derives from deer-hunting terminology that refers to bagging a deer that is large and rife with edible meat (to be stored in the freezer) instead of having a trophy-sized rack.
Guy 1: Wow, look at that big chick over there! Not bad!
Guy 2: Yeah, that's a freezer filler right there.
by exitflagger May 2, 2008
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