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Someone who is a bum and a sloth; being very grouchy about everything, lazy, and incompetent. Predominantly a male, lacks good habits; ie. gets his mother to clip his toenails, and is careless with newly purchased materials.

Being a sloth, has some weird fetish for bears.
"Yo look at that bearo. It's name is Rahool"
"Oh my gosh! Stop being such a bumsloth!"
by Owner I September 09, 2016
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