Drinking black 

When you drink alcohol even thought you're not the required age to do so. (By law)

Based on working black

She drinks even though she is only 15. She is drinking black.

Drinking black by Rektosaurus Rekt July 1, 2016

Black Jewish drinking day 

Another drinking holiday invented by the Tonight Show.
Todd Leven brought it to Conan's attention that there was no drinking holiday for jews. As it turns out, Todd didn't drink, so he gave their drinking holiday to the black folk.
Thus, Black Jewish drinking day was born.

October 12th is Black Jewish drinking day.

Black Jewish drinking day by Giovanni Mann October 13, 2009

Black drinkin' day 

A phrase coined by the Tonight show with Conan O'Brien, Black Drinking day is a holiday that comes every October 7th.

Germans have Octoberfest, Mexicans have Sinco De Mayo, the Irish have everyday day, now the blacks have Black Drinkin' Day

Black drinkin' day by Giovanni Mann October 8, 2009