A term used on "SpongeBob - Grandma's Kisses (bad)" on YouTube when SpongeBob gets upset at the Krusty Krab.
Can also be used as an insult. Usually said in an over-exaggerated yell.
SpongeBob: My
dick...is sad. Because you made me mad, you
floppy fish you!
Random Fish: FUCKIN
FLOPPY FISH?! YOU'RE A FUCKING ASSBANG YOU FUCKING SHITHEAD!
Person 1: Hey,
shut up!
Person 2: DON'T TELL ME HOW TO LIVE MY LIFE YOU
FLOPPY FISH YOU!