person who uses meetups or social media to solicit sex
Derogatory internet slang for someone who attends offline meetups or uses social platforms primarily to find sexual partners, often with a negative connotation of being pushy or insincere.
A few people who were just there to hook up showed up at that meetup, and it ruined the atmosphere.
Watch out for those persistent creeps on social media who keep trying to meet up for sex.
Compound of 出会い (meeting, encounter) and the derogatory internet slang suffix 厨 (from 厨房, originally meaning 'kitchen' but used online to mock immature or obsessive people). The exact origin of the suffix is uncertain, but it became popular on 2channel and similar forums.