the act of stealing something or someone. most commonly used to describe stealing someone (usually a close friend's) girlfriend or girl of interest, but it has been expanded to mean stealing anything in general
Dude im so sorry, i totally g-lashed your girl...but we're cool now right?
Ah fuck, you totally g-lashed my seat
He g-lashed stef, emily, and natalee in one epic summer
1.to steal or hook up with your good friends girl 2. the act of going after a friends girlfriend or girl 3. hooking up with your 'homies' girl within a month or less after a break up 4.going behind your best friends back and stealing or hooking up their girl 5. the g-lash move is pretty much betraying all trust and using your position as best friend to steal away ones girlfriend
1. My bestfriend Bob g-lashed me the other night! He totally hooked up with this girl i was dating! 2. Garrett totally g-lashed stef, natalee, and emily 3. Oh God, I hope i dont get g-lashed this weekend!