Top definition
A person who is in their twenty's and think that they know about life, only to find out later how confused they really were.
1st Person: How old where you when you went bar hopping and clubbing?

2nd Person (in their 40's): Back when I was Twenty-Dumb I think.
by Jeff Sanders March 07, 2008
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Sep 9 Word of the Day
the thing that you don’t have when you’re phones percentage is over 20
phone: why don’t you go to sleep tommy it’s 2 in the morning?
tommy:why don’t you die you dumbazz
by lik_frls_dis.me February 12, 2020
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