2 definitions by stageguy

Top Definition
adj., A person who has a limited posterior. One who cannot fill out a pair of jeans.
That there is a sad case of lackoass.
by stageguy February 25, 2011
noun., a person who sulks, mopes, and takes on an antisocial affect due to some situation that they themselves created.
George couldn't work on that one project because he had another one he had to finish first so he spent the day as a mopipotamus.
by stageguy February 25, 2011

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