A questioning grunt made by morons when they have just read/heard something they are too stupid to understand.
Scientist: And an object approaches the speed of light, its mass will approach infinity...
Moron:a-buh??
Moron:a-buh??
by Sonny January 21, 2004
Get the a-buh?mug. A person who acts out of the ordinary.
by James Olsen May 1, 2007
Get the Buhmug. by geezus February 22, 2003
Get the buhmug. by Bogun March 25, 2003
Get the buhmug. buh, shut up buh
by thepenisman March 1, 2020
Get the buhmug. buh buh buh buh buh buh buh BUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUHHHHHHHHHH
by Dirtdogluke March 7, 2022
Get the buhmug. Buh, that wasn't funny...
by Mr. Tardbucket January 8, 2011
Get the buhmug.