adjective: pertaining to the song "MMMBop".
"Hm! How... 'bippy.'"
מאת Brandon Hendrickson 17 ביולי, 2008
(noun)The droopy skin below your chin.
1)Emil A. was scratching his bippy as he pondered what to sculpt next.
מאת spacc 20 בינואר, 2004
A very best friend who is there even when the whole world turns there backs because they are self centered assholes
I love my Bippy Kell she is always there for me no matter what
מאת jazzobird 18 בספטמבר, 2007
the antithesis of a hippy; one who is absorbed by that which is commercial; a walking bullseye for advertisers.
dude! check him out! he's carrying around that banana republic bag and just walked out of starbucks! what a bippy
מאת ianderthal 5 באפריל, 2005
An insulting term for a dim-witted individual.
While driving: "Hey, watch it there Bippy!"
מאת C. Shotwell 9 באוגוסט, 2003
A nuclear holocaust.
Quick get the general, there's one big bippy coming our way.
מאת oxmix 20 באוקטובר, 2003