And idiot or a stupid person whith no common sense.
person 1:I thought apple was a fruit commpany
person 2:DIMEBAR
by GigaHurTz May 3, 2009
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A person who doesn't pick up on basic humour and sarcasm goes over their heads.
Eg
Not picking up on a group joke when everyone else has..... he's such a dimebar
by L/Earl January 15, 2017
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