It means "Designated Ugly Fat Friend". They don't have to be any of those, but that doesn't mean they don't have friends more attractive than them. The DUFF is basically the least attractive one in the group.
"She's cute, but her friends are hotter. She must be the DUFF."
"He's the youngest in the team and acts as the Gatekeeper to the rest of the team. He's a DUFF."
"That teacher is being left out from other conversations... He's a teacher DUFF."
"He's the youngest in the team and acts as the Gatekeeper to the rest of the team. He's a DUFF."
"That teacher is being left out from other conversations... He's a teacher DUFF."
by WattpadBlogger September 21, 2017
Get the DUFFmug. by pierrr April 10, 2021
Get the uppa duffmug. A meme come to life, a Fletcher Duff is someone who personifies a number of memes often found on the internet without necessarily directly correlating with just one.
"Oh, that meme reminds me of something - i just can't put my finger on it"
"That must be a Fletcher Duff!"
"That must be a Fletcher Duff!"
by topg43 August 7, 2022
Get the Fletcher Duffmug. by Laurie-Bell February 1, 2009
Get the Duffmug. by huoon October 14, 2021
Get the duffmug. by gap slammer November 7, 2006
Get the duffmug. by TrexMike March 17, 2021
Get the Duff!mug.