1.The phrase gunnin’ knows no gender or race. The word gunnin’ is used to describe a close person that is there for you through thick and thin.
2.Two who share a close comradery (male-male (most heterosexual)) and/or relationship (male-female).
1."Man, this chicks been down with me through everything. She was there when I was locked up, when money wasn't right, and she's the mother of my kids. that's my gunnin'"
2.“My gunnin’ Robert and I went to Gustavo’s party and got draped up and dripped out. Do you know what I’m talking about?”