1 definition by yogi_b

Top Definition
A rule that defines the number of times (Twice) two people can hook up with one another before it becomes more than a random hookup
Man I hooked up with Mel last night!

Thats the second time you've hooked up, you gotta apply The Dave Rule her bro, else you're gunna be in a relationship!
by yogi_b September 23, 2010

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