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Thin Brain
(Noun)
Derogatory
name for a man with a
small penis
. Used after one shows their small penis at a party or
gathering
.
John was dared to
streak
across the bar.
I don't know if
it was just cold or if he was a
thin brain
.
by
Nubb'n
December 5, 2008
Flag
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Thin Brain
mug.
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