a box designed to hold a sex slave allowing just the head and arms out for obvious reasons and sliding it under the bed whlie it is still occupied
I cant believe she was in a head box for three months!
by phil June 22, 2004
While playing XBOX your girlfriend or wife gives you a blow job
I was playing Halo 2 and I hey Amelia said, I need some Head Box, and you better swallow this time bitch!
by d-unit April 19, 2005