Being sick and vomiting. I believe it originates from "watch under", for when someone vomits from an elevated location.
I'm not going to be the designated driver while barhopping anymore; people keep chundering in my car.
by Two11two March 09, 2007

Australian. To vomit.
Have you ever wondered what it meant when they said "...and women chunder" in that 80's song, "Land Down Under"? Now you know.
by Caribou December 28, 2005

Verb: to vomit. Most commonly used when concerning someone who has been sick as a result of heavy alcohol consumption.
by Harriieee April 14, 2009

Rocky, uneven, low-quality pavement. Used by longboard skateboarders to describe treacherous road surfaces.
by Bloviator September 20, 2014

Australian slang (verb),(noun) meaning: Vomit, or the act of vomiting. Etymology: Derived from the English word Chunter meaning to grumble or speak incoherently.
(Verb): Ooooh, I'm one beer over the line. Step back lads I'm going to chunder. (Noun) On the way home from the pub last night Freddie puked in my back seat, now the whole car smells of his chunder.
by zigzzagz November 09, 2014

by Julzi April 14, 2014

Also known as CHEEEUUUUNNDERRR. Refers to vomit, mostly self induced. Can be used to diguise a bulimic.
by emilyclaire June 11, 2008
