What is Keep It 100?
1.
to keep yourself real and true, to be honest and stick to the way you are, no matter what any one else thinks.
I gotta stay focused and keep it 100 these last few weeks of highschool so i can get into college. And that's real talk!
You don't have to like my decision. I'm gonna keep it 100 and do what I feel is right.
2.
To tell the truth, the whole truth, and nothing but the truth. AKA "Keep it Real" or be honest with youself as well as others.
Used the same as "on the strength", "on my Momma", "swear to God", "real talk", "on everything I Love" "on the for-realla my nicca" and of course "Keep it 100".
See
3.
Adding 50 and 50. In otherwords, you are bi-sexual.
Rationality is keeping it 100 by fucking both boys and girls.