Sin Muscle

What is Sin Muscle?

the muscle in the forearm which is used to masturbate (jack off)

Laura: Nice sin muscles! Haha!

Anthony: How do you know they're not from doing jazz hands!

See sin, muscle, forearm, masturbate, up, down, movement, jack, off

Eiffeling

1. The act or practice of engaging in sexual intercourse in which two men position themselves on either side of the female and proceed to c..

Mopax

1. One that does not fit into a category; not a stereotype Dude, look at that kid! He's so mopax! See mopax, mo, pax, bethany..

Knocked Over

1. To steal James knocked over the truck carrying shoes and sold them on the black market. See stole, steal, stolen, theft..

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Sin Muscle Edit Meaning