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9.
what a kid calls someone so fat they have two asses
kid: mummy wook at dat bumbum!
by fookoff June 18, 2005
10 18
 
1.
Possibly the cutest way of demonstrating one's posterior
-"aww, did you fall down?"

-"yes mommy, and I hurt my bum bum" =(
by Nancey July 03, 2003
106 33
 
2.
anus, arse, ass, behind, backside, booty, bottom, bum, buns, butt, buttocks, can, derriere, dorsal, fanny, fundament, heinie, hindquarters, hind end, keister, posterior, prat, rear, rear end, rectum, rump, sphincter, stern, seat, tail, tail, tooshie, tuchus, tush
"Daddy, what do I do with this fudgesicle?" ... "Well, Jonny, you can stick it in your bum bum".
by john November 24, 2003
70 32
 
3.
a nickname for someone who makes you uncontrollably silly& happy when you see them. Someone who unknowingly makes faces while watching television. Someone with a smile not like any other. someone you can talk to at the beginning & end of everyday. They make the most crazy moments worth while. & you just can't help but love em!
"bum bum are you awake?"
"i love you bum bum!"
"goodnight bum bum."
by bumbumdotcom August 16, 2012
22 9
 
4.
A sign of endearment for two people passionately in love.
I love you my little baby bumbum bumski.
by Silvia890 October 23, 2008
18 9
 
5.
young school-kids way of saying 'ass'. Also see botty, bum, tush
"Oopsie daisies! I landeded on my bumbum!"
"Hey, thaaaat's great, kid."
by Bastardized Bottomburp May 08, 2003
24 15
 
6.
Ass!
I don't like stinky bum-bums...
by HE HE HE? October 20, 2003
13 7
 
7.
Person who is the biggest silly head in the world.
That guy, Claudio, is such a bumbum!
by sariiee February 10, 2013
5 3