look up any word, like pussy:
A term used by Captian Murphy of sealab, usually describing Marco
I hate Marco, I hate Marco, I hate Marco, and his mailbox head!
by Leenikins August 01, 2004
A reference towards jocks and their overly boxy head.
Wow that dude has no neck and a serious mailbox head.
by DMAK November 20, 2007