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

Deb

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A Whole Lotta Bit

1. As opposed to 'a little bit', and 'a lotta bit', "A WHOLE LOTTA BIT" expands the value of a specified term..

Kisw

1. The greatest radio station ever. It has your morning BJ, The Men's room in the afternoon, and Jolene at night. After 10 you can hea..

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Sin Muscle Edit Meaning