A better version of the word 'dumbass'. Sumbass is a word that you use when someone is being a complete and utter dumbass to the point that they don't have a brain anymore, so you call them a 'Sumbass' so they don't infect anyone with the virus called 'Smoll Brain'.

A cryptocurrency of little to no value, usually a late-comer to the Bitcoin craze, a copycat cryptocurrency.