What is Bunder?
1.
In the UK, this word takes the meaning of vomiting.
"I'm going to bunder on my birthday, whether my parents are there or not!" - Man in the gym yesterday.
2.
Someone who acts like an ass..but jokingly and is funny. Usually people appreciate there assery, not to mention ass
Bunder: Soooo... when will we make out?
Girl: oo mmy gashh ur such a bunder
See
3.
To vomit, usually after drinking too much alcohol
Dam i feel awful, think im gonna bunder.
See
4.
Crybaby