DEFINITION: A promise that CANNOT be broken.

Based on P. Diddy's unbroken promise to give Justin Bieber a Lamborghini when he turns 16.
EXAMPLE:

DAD: I P. Diddy Promise that I will get you a PS3 for your birthday in 3 months.
(3 Months later)
SON: THANKS FOR THE PS3 DADDY!!
by MyNamesJ12 July 22, 2010

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