Top Definition
Someone who smokes (or "blasts") weed all the time, or someone who has been smoking weed for a long time.
Eric used to be such a Blastasaurus Rex, but now he done got himself religion.
by Shit_4_Brains June 02, 2007

Free Daily Email

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

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×