A Sea Flap Flap is basically a stingray, internet people call them such name for the sound it makes "flap flap" and because of the origin in which it was found in, the "sea". Therefor its rightful name is sea flap flap

It’s an acronym standing for Can’t Remember A Fucking Thing. It’s usually used to describe embarrassment at being unable to remember someone (CRAFT moment); going onstage as the lead in the latest theatrical performance and your mind goes completely blank (CRAFT situation); the next morning after a night when you got pissed as a fart and woke up in bed cuddling a traffic cone and a string of fairy lights wound round your prick.

A Majestic Sea Animal, Also referred to as a "Sting Ray", but on the internet it is referred to as a Majestic Sea Flap Flap

The name you call a stingray when you dont know the exact name on moment. Could also be known as "sea pancake"

In Short, A stingray. A very majestic swimmy creature who glides on majestic flappy wings.