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

Yakkin

1. the act of talking mainly used when a phone is mentioned Mikylie keeps yakkin on the phone about his latest lan party invite See talk,..

Laytionship

1. defined as the 'other woman', or 'fuck buddy' i met this chic at the bar and realized the only thing shed be good f..

Vtm

1. Virtual Training Module Used to teach via device of visual communication. Will is learning Unreal Level Editor by the VTM's. 2. ..

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Sin Muscle Edit Meaning