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spun-off from the popularization of the term catfish as seen in the documentary or on Mtv.

This directly relates to when a person intentional lies about their weight because they are far larger than they appear on their dating profile.
Bro: "Dude, that chick Beth I met of friendster, said she was 105 on her profile, when we met in person she actually weigh 105 more than me"

Dude: "Bro, you got fatfished"

Warning signs:
High angle close ups.
Animal profile pictures.
They list their body type as "a little extra"
fatfish by tubbytom February 7, 2013
Words you can keep
-verb

When a fat or non-desirable female uses deceptive camera angles to give the illusion of being attractive or skinny to lure men into sex.
Jarrod: Did you ever hook up with that chick that you swiped right and matched with?
Blake: yeah she showed up at my door and fatfished me!
Jarrod: Did you still have sex with her?
Blake: I couldn't back out once I opened the door; I was committed .
FatFish by Hans Buttplower July 5, 2018
When a person uses pictures of themselves for dating profiles which are extremely dated or where they look way less fat than they currently are. Similar to a catfish but it’s pictures of the person albeit very very very dated or inaccurate.
Damn Brittany was 50+lbs heavier than those 2 year old pictures she had on her Bumble profile. She’s a total Fatfish.
Fatfish by RuthlessT December 29, 2021
Noun, someone who deliberately portrays themselves online as slimmer than they are in real life.

Verb, being the victim or perpetrator of such misdirection.
"Hey Bez, how things?"

"Not so good buddy. I'm feeling a little blue as I keep getting fatfished on Tinder..."
Fatfish by bonelessbucket March 25, 2021
Similar to catfish. When a person who works at a place that wears a uniform goes into the back of the establishment and you expect them to come right back out. Instead a fat person in the same uniform emerges.
I expected Steph to come right back out from the kitchen shaking that sexy ass. Instead…I got Fatfished by Large Marge who lumbered out in the same uniform and made me question my attraction to women at all.
Fatfish by Notmynamehere July 22, 2023
A fatfish is a name applied to a person or animal, that is not necessarily overweight, who is being greedy, selfish, snobbish, or a hater.
Ben was certainly being a fatfish on his birthday; he wouldn't share his birthday cake, and spent the afternoon talking smack about his brother.
fatfish by progre55ive December 7, 2009

fatfished 

When an individual participates in a dating site hookup only to discover that the other individual is substantially larger than you were initially led to believe.
I went to meet Bumble #1 last night and she fatfished me. bumble tinder catfished
fatfished by NoPo10's May 24, 2016
More from Urban Dictionary
West Midlands slang word for rockers, bikers, greasers etc. In the late 1980s it was used by the UK music press to refer to a specific scene centered around the bands Pop Will Eat Itself and Crazyhead. The term never found favour with readers of 'the inkies' (Sounds, Melody Maker and the still extant NME) and was soon dropped. Now often used in predominantly working-class areas of the midlands and the north to mean someone who listens to rock-derived music and/or dresses in a manner that suggests they affiliate themselves with rock music of some kind.
Some grebo passed with Sabbath playing on his stereo.
The Poppies are at no. 17? God, a grebo band in the charts!
They're playing nu-metal now, bloody grebos!
grebo by cactuscat September 15, 2006
Word of the Day on August 24, 2026
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