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an ugly muffin head
did you see john last night? he looked like twibble
by abcdefjpoliweht February 12, 2009
A small secretion of urine from the male genitals
My roommate Stevo laughed until he twibbled
by SwanmasterSwan November 28, 2006
A verb commonly used to confuse people. It has no real meaning, but many picture it as some sort of a silly.. action.
Malawar twibbles about, aimlessly.
by Malawar March 19, 2004