mouthfish
an unexplained phenomenon spreading slowly though the internet in which members of dating sites, who refuse to use the site for its intended purpose, post pictures of themselves with a fish photoshopped into their mouths. This phenomenon was started by OKCupid user wryx10.
"Why is there a fish in your mouth?"
"My mouthfish is under no pbligation to explain itself to you."
"My mouthfish is under no pbligation to explain itself to you."