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3.
That special time in a young man's life when its 7 o'clock in the morning on December 25th, and out of excitement he runs down the stairs at full speed, not expecting a sudden pain as his newly fallen balls flap against his thigh. This right of passage makes you think twice about running down the stairs next year.
Guys, i'm only 10 but this year was my Christmas Morning!
by DiabloRain November 07, 2010
 
1.
Used to mean the first day of a the woman's menstrual cycle. Can be metaphorical to the morning of December the 25th, because one awakens to view giant red packages under the tree, or bush.
Maura kicked her dog and was bitchy because it was Christmas morning.
by K & K October 16, 2004
 
2.
the act of dumping/ breaking up with a person while ejaculating on their face. It must be pre-planned for a quick getaway. The look on the receivers face should be akin to that of a child on Christmas morning.

surprise!

Its Christmas!

(but, instead of presents its cum and disappointment.)
I can't give my girl frined a Christmas morning
, my car is in the shop, I cant get away fast enough by taking the bus, when the shock wears off she's gonna be pissed.
by Aarknoid and Mr.Mulligan September 11, 2010