Good idea. May I make a couple of suggestions?

Include links, even if it is to the Urban dictionary it will show that it was used before.

Regarding the definition of "map", I believe it may be used in two ways, both of which are credible.

1. Body fluids (blood, semen, saliva) on a handkerchief or cloth would indeed be a "map", as DNA is a genetic map.

Medical Definition of map

the arrangement of genes on a chromosome—called also genetic map

https://www.merriam-webster.com/dictionary/map#medicalDictionary

1. MAP is an acronym for "minor-attracted person" and is used by people who self-identify as such.

http://www.b4uact.org/