A person who has been completely down to earth and friendly with you since you first met them, they're your nigga since day one.
by Krelgore June 21, 2013
Get the Day One Niggamug. by A Day 1 Nigga June 20, 2016
Get the Day one niggamug.
Get the Day One Niggamug.
Get the Day one niggamug.