a persons butt hole
da ada nite dis girl let me put my boto in her boompa and she was screamin
by dURTYBOi187 March 10, 2011
A name for a child's Grandfather. Derived from Jimmy Stewart's character in "Mr Hobbs Take a Vacation". It is a pet name for grandfather used in some parts of the US.
The boys are going to see Boompa this week.
by HunRugger July 03, 2011
A slang term for butt, acceptable to say for all ages
"DAMN GIRL! Darren's boompa is so nice."
by Mirm2 April 15, 2005