Top Definition
A person with poor thumb dexterity. Can be used as either a noun or an adjective. Portmanteau of thumb and unco, the latter a popular Australian abbreviation of 'uncoordinated', meaning clumsy or possessing poor manual dexterity. Many people from Generation X and before are thuncos, not having grown up with text messaging, video games and other agents of repetitive strain injury.
I'll be a while typing this text message, I'm a total thunco.

Look at him trying to play Halo! He's so thunco!
by neonwombat January 17, 2009
6 Words related to thunco

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.