Top Definition
A term for male genitalia. See penis, dick, or meat missile. **Note, to utilize this term you may not be referring to one who is sterile.
"All I'm talking about is fucking your mouth with my DNA Cannon."

"Be sure you put the safety on your DNA Cannon before you hump that whore."
by irock195 June 17, 2008
7 Words related to DNA Cannon

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