English
jizzhound
From jizz + hound.
Proto-Indo-European *ḱwṓ ‘dog’
Proto-Germanic *hundaz ‘dog’
Proto-West Germanic *hund ‘dog’
Old English hund
Middle English hound ‘a hunting or sporting dog’
English hound
Today it means
noun Someone who is obsessed with sex, particularly who either masturbates frequently or craves semen.
Language periods are conventional ranges, not dates for this word.
Etymograph / jizzhound