Top definition
(verb)standing around with your thumb up your ass. in effect, to stand around doing absolutely nothing.
1.There was nothing to do but thumassticate.
2. He's such a thumassticator
3. "what a boring day, i was totally thumassticated".
4. she exemplifies the world of thumasstification.
by elkfeld October 19, 2004
Get the mug
Get a thumassticate mug for your cousin Manley.