A person who will without fail do things without thinking.
Jen, how you put me in the urban dictionery? What a Bum-ba!
by Keefa December 13, 2007
A pseudo spanglish word that representative of a persons buttocks. Considered playful slang that is not ordinarily used to profane or offend. Pronounced "Boom-pa".
Ana was rollerskating and fell on her bumba.
by machinefeeder March 09, 2011
the act of a male being violently raped in the butt
the Indian had to bumba the inturder
by friend of bumba lover February 22, 2011
one of the most notorious of all the internet rappers. most known for the lindsay lohan rap freestyle where he procedes to list the different breast sizes of various celebrities such as mariah carey, halle berry, and anjelina jolie.
lindsay lohan, she got some big ass titties. mariah carey, she got some big ass titties. halle berry, she got some big ass titties. anjelina-jolie got some big ass titties.
by slappy-the-janitor February 09, 2005