cranking back

when you are leaning back in your chair.

my dad busted me cranking back.

by nobody else here May 28, 2017

Cracking Back

Having vigorous anal sex, so hard that it results in the spine dismantling, and therefore, cracking the partners back.

Dude, I love cracking backs and putting my partners into full body casts.

by Old man Jenkins January 25, 2015