Starting a beef with someone when you have damaging information on them. Especially when you have the upper hand.
"Hey Bitch you fucked me out of hooking w/ Tina!"
"You wanna arms race on this shit? You fucked my girl and you're still married... Do I need phone home!!!"
"You wanna arms race on this shit? You fucked my girl and you're still married... Do I need phone home!!!"
by DNofmynutz August 05, 2008
Get the Arms Racemug.