Top Definition
a shortened version of massive.
1. don't go in the bathroom i just layed a masser.

2. you see her ass? that thing was a masser.

3. i wanted a miada but a got a crown vic. i hate this fuckin masser.
by James Rich August 31, 2006
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.