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

Greasy Little Pinky

1. An insult intended to be used to describe authority figures, or other adults that are referred to as Sir or Ma’am "You greasy litt..

Izais

1. huge penis i have an Izais See huge, big 2. realy big penis i have an izais See big, huge..

W.w.n.d.

1. What Would Nixon Do? It's a good question that not many people ask and that not many people really want to know the answer to. Bra..

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Sin Muscle Edit Meaning