being at the top of your friend's best friend ranking. A number one takes on duties and privileges that must be held account for.
Luan: yo peter, you're my number one now.
Peter: What about Pat?
Luan: Man that skank ahh nig aint nothin but a bitch
Peter: Thank you luan, i'll do my best.
When something is amazingly awesome, parcticly too awesoem to think aobut, so you say its Number one!
Apose to it being number two, meaning the same thing as the bathroom associated thing.
