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1.
The number of alcoholic drinks between which a girl will hook up with you while not being a buzzkill or too sick.
"I'm thinking her gray limits are five to seven beers"

"Really? I've got a three to fiver as we speak!!"
by Alex Peters August 20, 2007

Words related to gray limits

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2.
The number of alcoholic drinks between which a girl will hook up with you while not being a buzzkill or too sick. Term originated on West Street in Dewey Beach, DE (7/2007).
"I'm thinking her gray limits are five to seven beers"

"Really? I've got a three to fiver as we speak!!"
by Alex Peters July 18, 2007