Top definition
when one has a wad of money that consists of large bills on the outside and small bills on the inside so they appear as if they are a large amount of money.
"Damn he has a huge bankroll"
"Girl, better look closer, that is a michigan bankroll."
by richbitch313 August 28, 2009
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Aug 11 Word of the Day
A phrase to describe someone who is cognitively degenerating. Synonym of "going off the deep end". Can have varying degrees of severity.

Reference to the song "Hey You" by Pink Floyd. The line "and the worms ate into his brain" makes no sense in an otherwise linear and literal narration throughout the lyrics.
"My boyfriend has a total case of brain worms. He told me the cat was bugged so the Feds could listen in on us having sex..."

or

"You totally stumbled over that entire sentence. Can't speak English all of a sudden? What, do you have brain worms?"
by _Jez_ October 03, 2009
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2
A thick wad of currency (large bills) secured with a rubber band.
"The store clerk's eyes got big as Joe pulled a Michigan bank roll out of his pocket. (This may have originated in the 1920s when there were illegal gambling houses in Detroit. When pursued by the authorities, the crooks would flee to Ohio).
by Dan Drzewiecki November 04, 2003
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3
A big bunch of dollar bills so it looks like you have more money than you really do.
Dude, look at the wad that guys flashing around!

Look again, that's a michigan bankroll. He's probably got all of 20 bucks on him.
by BHerner December 23, 2009
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