A common term used in sex, usually during the stages of foreplay. Not for beginners, attempting this could result in ambient gas and liquid explosions.

Shoulder Blasting concists of a male or female inserting their fingers, followed by their wrist, arm, elbow, and shoulder into the vaginal cavity of a female. Once complete, the action must be repeated in rapid succession, with extreme growls.
1. You wouldn't believe it! I shoulder blasted her, and ended up finding my car keys!

2. Shoulder blasting isn't cool man, you can seriously hurt my mother.

3. "You shoulder blasted her and she farted on your ____?!?!?"
by FartedSquirted November 1, 2011
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