adj: the exact opposte of lightweight. used to describe an excess of something. Whether it be a person, place, thing or action, dumbweight is used when one of those has a lot of something.

it can also be used like one would use the word dumb.
-I'm finna get dumbweight faded.

-That party went hella dumbweight!

by joewain04 December 09, 2006
Top Definition
The opposite of "lightweight," meaning a lot, or 100%. Originated in Berkeley, CA.
That party was Dumbweight tight.
by B-High January 08, 2005
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