look up any word, like sex:
 
1.
a best friend is some one hoo cares bout u hoo is always there for u and u wont let a guy get between u so if u have a best friend(s)hold on tight cause they can help u thru life:)
a guy can never come between u
by Rachel November 24, 2004
 
2.
Two whom share an intimate bonding between the same sexual partners.
Karissa "dude did i tell you i fuck so&so!"
Alejandra "i'm not surprised, you fuck the same dudes as me, but thats why were Best Friends For Life !"
by society blows November 24, 2009