Top Definition
adj. - describes a person who aimlessly wanders throughout daily life unable to produce valid thoughts that could/would benefit humanity.
- Hey retard! Get your head out of your ass! Stop being so bumbletastic!

- If you weren't so bumbletastic you would be able to drive a car at the age of 23!
by Luc Allmon April 08, 2009
5 Words related to bumbletastic

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