Fibboy 

A portmanteu of fib and boy. A higher level version of f*ckboy. Generally eloquent in fib language, compulsive liars, incapable of change, and extremely slimy.

The plural of fibboy is fibbois

Gawd, he is suuuuuch a fibboy. Thank god she dumped him first

Fibboy by GotFibbed November 19, 2016

fibby 

another word for fake or shady; surrounded by lies or shade

"it's getting a little too fibby around here", said Robbie Shapiro to Cat Valentine.

fibby by ilovefrozendinners123 December 5, 2019

Fibbon 

A person who is a over confident loser and talks about his/her fucking huge hands and how good he/she is with it. He/she also tends to talk about his/her blind rage which they have never had. A fibbon also talks about how intelligent he/she is even though they are a complete moron and the evidence that he/she gives is completeley idiotic, stupid, lame and not relevant. He/she complains about private schools and how lame they are and public schools are much better because there is a fight on everyday and he/she thinks he is the god of fighting even though he/she has never been in a fight. Also he/she has a shemale/dyke for a girl friend and shows off about it. A fibbon also tends to say "literally" a lot and brings a zippo lighter to school making him/her self think that they are so hardcore and god like. A fibbon does not like getting wet objets or things shoved in his/her ear.

Person A: is that a lighter I see in your hand??
Person B: Yer, so...
Person A: OMG your such a fibbon
Person B: Shut up or I'll kick your arse with my fucking huge hands because I am about to go into a blind rage
Person A: ..... you serious

Fibbon by cucamonga22 December 28, 2005

Fibbonace 

Pronounced fibb-oh-NA-chee (Comes from the words fibber and liberace put together)
Female version of Fibboudini
1. Someone who is able to avoid trouble by distorting the truth/facts.
2. One who needlessly spins webs of lies for attention, or also to distract people from the real issue at hand. They often also believe they are enthralling and entertaining people as well making themselves feel important and popular.
2. People who "sell" lies or tell stories that are not true.
3. Women who Gossip or exaggerate the facts to make something sound better or more exciting, often creating drama.

Ashley was able to fibbonace her way out of trouble again.

You know someone is a fibbonace when they are supposed to get in trouble but are able to put the blame on someone or something else!

Fibbonace by nannariepoo April 27, 2011

fibbonaccisexual 

when you are attracted to perfect Fibonacci retracements

Nah im not into girls im fibbonaccisexual

fibbonaccisexual by coldstone__ September 25, 2021

Fibby 

A mans elastic genitalia that has some heft, therefor resembling a fat amphibian. Hence the nickname; Fibby.

"Johnny's confidence is at an all time low due to Jenna mocking his fibby"

"My girlfriend was surprised at the sight of my fibby"
"Alexis is trying to get some fibby tonight"

Fibby by Tony Gasoline January 4, 2022

Fibbly-Dingle-Hopper 

A common British substance made of pilk, Rubbing alcohol, battery acid, and butternut squash in a jar, and shoving it up your anus to get the sensation of being British for 22 hours 43 minutes and 28.645 seconds.

I took a Fibbly-Dingle-Hopper this mornin' mate. I'm eatin' colours and beans on toast!

Fibbly-Dingle-Hopper by frenchfrytherapy May 9, 2023