When one inserts his/her fingers, one by one, into his/her cousins rectum. Snapping each finger backwards until all are broken.
Wife: Give me an Alabama knuckle popper.
Husband: WTF!!!
Wife: Put your fingers in my ass, and break them.
Husband: NO!
Wife: DO IT PUSSY!
by Hugh_Janus53 September 5, 2018
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