1 definition by a guy whos been there

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
by a guy whos been there July 28, 2008
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