Top definition
a day that most men dream of!
Jane made Frank stay home so that way they could celebrate National Cleavage Day. Frank was happy that she did because he saw more of her in 10 mins. than he had seen of her in a long while!

Cleavage
by Al cappone of wiki October 19, 2009
Get the mug
Get a National Cleavage Day mug for your mate Manafort.