Top Definition
An American fraternal term for a guys' night where they do guy things like drinking beer and talking about girls.
Madeleine: Hey Paul, wanna come over? We can cook and watch a film.

Paul: Hey, sorry can't. It looks like a bro and sack night with my house mates tonight.
by madsb October 24, 2009

The Urban Dictionary Mug

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The Urban Dictionary Mug

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The Urban Dictionary Mug

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The Urban Dictionary Mug

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Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

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