1 definition by A Person who uses a Pseudonym

sup

Short for 'What's Up?'. 'What's Up?' is short for 'What is Up?', and 'What is Up?' is short for 'How are boring daily events in your life going?'.

Guy 1: 'Sup, man?
Guy 2: Pretty cool, man, you?

by A Person who uses a Pseudonym October 6, 2012