1 definition by Andy,& Pat

in the act of fucking ones partner from the left or right side with the armpit; with or without the use of anal beads; penetration optional; pleasure mandatory; herpes dependent; CAUTION: Extreme use of the side fuck may result in direct arm pit rash; also known as tube rash; in this case known as the side fuck rash
When I was done side fucking my girlfriend, I told that bitch to make a sandwich.
by Andy,& Pat August 19, 2007
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