Having a large and squarish head that resembles a mailbox. A lot of the times people with mailbox heads eat ass. occasionally they will have spiked or raised hair resembling the flag on a mailbox.
"Have you seen that dude grant? He got a Mailbox Head."
A superhero who's uncle was killed over the $20 in his nephew's birthday card by a mail thief.
Mailbox man-All the mail I save won't bring back Uncle Sammy, I know, I just miss him.
Basketball for midgets since midgets can dunk on a mailbox.
Look, the two midgets are playing mailbox basketball over there!
An awesome VODKA AND GOON combo! Favourite of cheap binge drinking teens.
Let's hang at NCC and have Sex on a Mailboxes and get stoned.
GOON FOR LIFE!!
One's ass when referred to as a recepticle
He left a special delivery in her chocolate mailbox.
Indiana Mailxbox: When a foe takes a literal shit, inside one’s nostril.
Steven Hawkings: (In robot voice) Im going to Indiana Mailbox your mother.
Annr Frank: Don’t do me like that bruv, please no.
A person that lays around the house watching the mailbox for his government check.
Hes a mailbox watcher waiting for his welfare check.