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1.
A massive ball of resin pulled from a marijuana pipe, rolled into a ball and smoked.
Dude, Charlie hadn't cleaned his bowl in like 6 months, dude pulled like 3 musket balls out.
by Sanfred March 23, 2010
 
2.
The act of taking a foreign object, placing it at the rim of your asshole and having a male take his shaft and ram it up the rectum.
"Hey Craig", Jessica Said. "Will you musket ball this battery up my lubed asshole"?
by karfighting September 26, 2009
 
3.
(v)Any vaginal penetration while a tampon is present in the vaginal cavity and is tamped down and compressed into a ball against the cervix. (n) The remains in the vagina after the previously defined action is performed. **Sometimes leads to toxic shock syndrome.
(v) She was on the rag and left the tampon in so I musketballed her. (n) Afterwords I had to help her dig out the musketball, it was delicious.
by Tank256 February 01, 2009