look up any word, like trill:
 
1.
cau
Jamaican-Speak for "Because" (Used extensively by Sean Paul in his songs)
"We be earnin dollars turning cau we mind deh pon we pay"
by GreenGlowz November 30, 2005
 
2.
CAU
A melbourne street crew named CAU or calling all units.
have you seen the cau tag?
by bushbh0y July 26, 2011