Yak Sack

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!

Yak Sack by CHARLITTTTTTTTTTT September 15, 2017

yak sack

A container or bag in which to throw up in after heavy drinking

Toss me the yak sack, that handles coming back up

yak sack by Americaferlyfe120 June 1, 2011

Yak in the sack 

The point when your sack touches the cold water, when walking into the sea.

"RAAAAAAH!!11"
-"..."
"OMG DUDE! RAGING YAK IN THE SACK!121"

Yak in the sack by BAFNEQUE November 15, 2009