What happens when you barf inside any kind of helmet that encloses your face. Can be used as a noun or verb. A portmanteau of "Darth" Vader and "barf".
(verb) "Man, I gotta quit barthing on motorcycle trips - I hate choking on it"
(noun) "Barth, I am your maker" - Darth Vader
A nasty slob ass co-worker
that pisses any where and acts like a cake ass nigga (A pussy).
Ryan is such a Barth, he pisses in the water building e-room.
Barth is the name we gave to our mate bart
because his favourite bodyboarder is garth mcgregor
. Bart always tries 2 do shit that garth does, so fucken
thats y we gave him that name.
Tommo: look ben barth is doin shit from tension
Ben: fuck wen will he stop impersonatin garth mcgregor
jesuschristalmighty omifuckingod hahahahahahahahh
barthy and his chinchillas