The bad-smelling byproduct of flatuence, a.k.a. fart fumes, that hangs in the air after a particular person has farted/passed gas.
"Brown's ghost is haunting the school cafeteria. Somebody get a can of air freshener...it's time for an exorcism!"
by Kirk Bradford Myers November 22, 2006
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A fart that, while sitting, escapes forward and upward - Pleasantly tickling your balls as it rises.
The best part about beans is it unleashes the brown ghost.
by SkaOMatic June 19, 2008
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The inability to rip someone a new asshole and to be optimistic regardless of being given a hard time.

(i.e: The way that most of the characters from the "Peanuts" series treat Charlie Brown)
"Your words don't phase me; I've got Charlie Brown Ghost Ass!!!!"
by J.Mil January 9, 2012
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“Bill, have I just been visited by your brown ghost?”, asked Ted.
by vixenvic December 13, 2020
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