scrotophiliac 

A male who is obsessed with showing his scrotum (not his penis) to anyone interested, male or female.

After the incident at the St. Bernardine of Sienna's adult co-ed retreat's "Reveal Something Intimate About Yourself session, Dr. Cowpers diagnosed Brody Hall as a scrotophiliac.

scrotophiliac by Ned Pointsman November 4, 2013

Scotophilia 

sco·to·phil·i·a (skt-fl-)noun: a preference for the night, and or darkness.

also called: nyctophilia nyc·to·phil·i·a (nkt-fl-)

scotophiliacs are the real vampires

Scotophilia by NIGHTW4TCH July 11, 2009

acrotophiliac 

Someone who is sexually attracted to the stumps of amputees OR someone who "gets off" daydreaming about their own amputations.

After Jenny was in a horrible carwreck and became a paraplegic, she attatraced all sorts of weirdos including acrotophiliacs who were all about humping the stump.

acrotophiliac by KMP organizer December 20, 2006