back fist

When a person masturbates.

Boy back fist too much.
Yuh love back fist too much daaagggg....

back fist by Chad The Great November 21, 2016

Back my fist 

The jamaican term for masturbating.

Comes from the action made when doing so (the back and forth action of your fist)

*watching some porn*
"i think i jus goin go back my fist now"

"Dawg, mi a go home and back mi fist"
"YUTE! You need a girl!"

Back my fist by BobbySox June 19, 2009

back him fist

to masturbate, play with yu self

mi catch the boy john a back him fist

back him fist by rude_boy505 July 30, 2009

wanna back that up with a fist 

sumthing u say to a douche who is talkin shit and cant back it up, a.k.a 7-2

gay wanna back that up with a fist ill stab u wench ahhh im sorry

wanna back that up with a fist by Anonymous May 22, 2003

backfist 

when one strikes another up the ass with their singular fist

imma backfist that bitch

backfist by skinnyPenis1369 June 19, 2018

BackFist 

A Jamaican word that refers to the act of Masturbation

"Fada yuh cah stop BAckFIst?"

BackFist by Clockers February 14, 2024

Backfist

A Jamaican slang for masturbating

Yo dawg, she sen mi har pum-pum pic and mi did haffi backfist

Backfist by Sillybob27 February 2, 2026