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

Boris The Cat

1. Boris the cat, is a person who will go way out of their way to help you, they will do anything they possibly can to make you feel better..

Jimmyjohnny

1. noun; word to use when wanting to discuss a homosexual man in code. see also janicejenny "Girlfriend, that jimmyjohnny has bette..

T My A

1. 1. Tickle my armpit 2. Tickle my asshole 1. Alex told me, "T my A" so she would feel better. 2. Alex told me, "T my A&..

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Sin Muscle Edit Meaning