A sexual act which involves the male ejaculating onto the anus of the female, then plunging his semen into her rectum with an old broom handle (ie. "packing the powder")
Steve: Hey, did Will tell you what he did to Patty last night?
Matt: Yeah, man, he did the dirty musket!
Steve: That's fuckin' gross!
Matt: That's fuckin' sweet!
Matt: Yeah, man, he did the dirty musket!
Steve: That's fuckin' gross!
Matt: That's fuckin' sweet!
by Spartacus891 June 4, 2007
The dirty musket is a sexual act which involves the male partner ejaculating onto the anus of the female, then using an old broom handle to insert his semen into her rectum (ie. "packing the powder")
Steve: Did you hear what Will did to Patty last night?
Matt: Yeah, man! The dirty musket!
Steve: That's fucking gross!
Matt: That's fucking sweet!
Matt: Yeah, man! The dirty musket!
Steve: That's fucking gross!
Matt: That's fucking sweet!
by Spartacus891 June 11, 2007