A ghetto name for Pontiac, (ponti~yak) Michigan, which was chosen by crack dealers because yak town rhymes with crack town, if you say your from the yak town it also means your into crack (low key ghetto slang)
by XXXGspotter July 12, 2009

by llcllollmllellollnll May 14, 2006

A bag (preferably brown paper bags) that you bring to a given place or event when you know you're gonna vomit.
Kennedi: if you're gonna yak, please don't do it on the seats of the car
Carly: don't worry I brought my yak sack!
Carly: don't worry I brought my yak sack!
by CHARLITTTTTTTTTTT September 15, 2017

a person who thinks he/her can drink with out yakking hince there head will BOBBLE and YAK will follow
mat : i can drink yall under the table ... cuz im bad ..
stef: shut up you bobble yak.
mat:(head bobbleing) yaaaaaaaak shut up man im yaking
stef: shut up you bobble yak.
mat:(head bobbleing) yaaaaaaaak shut up man im yaking
by non yakker February 23, 2010

by YakTrapPrincess March 16, 2009

Sending multiple messages, of a chatty/non important nature, via email or instant messenger accounts such as MSN, Palringo etc.
My husband works from home, running a website. However, most of his time is really just spent e-yakking to his mates.
by Vanessa - Diss, Norfolk October 20, 2008

by Sir Bouncealot September 13, 2005
