hammer and nail 

A way of describing heavy metal couples Hammer the guy and nail the chick.

Hey man hows your nail doing?
Hey babe hows your hammer doing

hammer and nail by Moe Rocca December 12, 2004

Sometimes you are the hammer and sometimes you are the nail. 

Sometimes you do the pounding and sometimes you get pounded.

Sometimes you are the hammer and sometimes you are the nail.
And some people are always the hammer.
Richard is such a nail.

Sometimes you are the hammer and sometimes you are the nail. by L. Benjamin November 18, 2007