Top definition
When a person is born on 1999 and still classes themselves as a "90's" kid
"Man I miss the 90's"
"Oh, when's your birthday?"
"31st December 1999"
"Oh you're a 99' baby"
by TheRarestOfPepe's March 10, 2016
Get the mug
Get a 99' baby mug for your dad José.