To have sex with a Jew and then stuff pennies up into their rectum as they are about to come.
"Dude, I totally just goiffman'd Mrs. Goldberg."
by 4nnx0rz-exe February 25, 2007
Ugly Canadian whores.
"Do you remember Anya? Yeah, she's a goiffman."
by oh_hay March 04, 2007