It's a rating that guys give girls scaled by the amount of crackers they would tolerate them eating in bed, putting up with the inconvenience of all the crumbs.
"what's her cracker factor?"

"I wouldn't throw her out of bed for eating crackers!"

"She's alright, i would let her eat 3 crackers, then that's it, she's gone"
by jayjayuk October 19, 2009
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