Noun
letterboxer (plural letterboxers)
One who takes part in the hobby of letterboxing.
; American Parasite (these should not be confused with English Parasites) : A parasite is very much like a hitchhiker except, instead of being carried by a letterboxer between letterboxes on its own, it is carried along with a hitchhiker. Source: Internet
In the US, letterboxes have developed new forms: ; Cootie : Much like a hitchhiker, except instead of being carried from letterbox to letterbox, a letterboxer passes it to another letterboxer. Source: Internet
Normally, there are at least one or two hitchhikers in the box at all times, and any letterboxer who takes a hitchhiker out is required to leave a new one in its place. Source: Internet
The letterboxer that has done the moving also has the choice of sending the parasite along with a different hitchhiker. Source: Internet
When a letterboxer joins a parasite to a hitchhiker ("infecting" it), it is stamped into the hitchhiker. Source: Internet
;Word of Mouth Box (WOM) :The clue is given by word of mouth, or typed up, but a letterboxer can only receive the clue from the planter. Source: Internet