look up any word, like fleek:
 
1.
When a girl keeps a guy-friend around incase her current relationship goes wrong, she always has some dick.
Stew and I are kinda rocky right know, how you been backup dick?
by MrZero May 05, 2009
 
2.
1) Always knowing your brother(s) in arms have your back. When your male counterparts need help or vice versa your there in a dick beat, I mean heartbeat.
2) Always knowing a male has got your back
My girlfriend Abbey Draut crotch tapped me, and I am now calling for backup dick to taint tap her back.
by Luke Brummer October 01, 2006