1. a conjuction of the words talking & about
2. refering to; asking a question
3. Yelled at broads when leaving the club to see whats poppin
4.to plot or scheme
1. As nicole walked out of chris's house, he yelled "what u talmbout?!?!?!?
2. What yall talmbout?
3. When Chris & D-rock saw some fat butt chicks leaving the club drunk, they holler'ed "yall aint talmbout it".