when you give a hand job to a male friend face to face while he is giving you a hand job with the opposite hand
by Trevor Davis 69 June 21, 2010

My GMS is the mario theme song.
by Trevor Davis 69 June 21, 2010

by Trevor Davis 69 June 21, 2010

"Thats what she said" is a GSI
by Trevor Davis 69 June 21, 2010

When you put Bengay all over you penis then having sex and finishing before you have to go to the hospital.
by Trevor Davis 69 June 21, 2010

by Trevor Davis 69 June 21, 2010

by Trevor Davis 69 June 21, 2010
