MBC's definitions
1) To present yourself as something you are not in order to convince someone that you are not a Pig.
by MBC March 31, 2003
 Get the undercunndermug.
Get the undercunndermug. 1) A type of blow job in which the girl constantly tilts her head back and forth. 2) A local girl known for doing definition 1)
by MBC April 2, 2003
 Get the swirlymug.
Get the swirlymug.