a code word used to cover the fact that you are in fact about to partake in a "mash-up". the logic behind this word is simple: spud comes from potato or "mash" and "don" is an easier way to say down which is opposite to "up".
by jimib November 04, 2006
Get the spuddonmug. one who has alarmingly dark penal discharge. Black cum. This term serves well as an insult for those writing a list of rude name-calls for each letter of the alphabet (see 'chudge') and can't think of anything beginning with i.
by jimib October 02, 2010
Get the Inky Ballsmug.