JOOW's definitions
Time when black people act like niggas. Usually triggered sighting of police or drugs. Can be associated with black rage and Nigga time.
Connor: Man, what happened to you?
Jerome: I was hanging with Jamal, right, and I didn't realize it was Nigga o'clock, so when I said something about his mama, he pulled out his gat, pistol whipped me, and jacked my wallet!
Jerome: I was hanging with Jamal, right, and I didn't realize it was Nigga o'clock, so when I said something about his mama, he pulled out his gat, pistol whipped me, and jacked my wallet!
by JOOW December 29, 2009
Get the Nigga O'Clockmug.