fidelisk

One who bothers others deliberately; one who complains repeatedly, as if a child; one who blames his or her own folly on others.

"Conor complained about how bored he was for the entire car ride."
"Yeah, what a fidelisk."

by Jimmy Buff A October 26, 2009

Fidel

To be semper fidelis. Describes one who is perfectly faithful, loyal, and true. Denotes one who renders righteousness with perfect fidelity. Term borne of the information war.

David is the Truest Gentleman I know; he's fidel af!

by Medicine Owl June 12, 2021

fidonet

(Archaic) A 20-year old amateur system of over 10,000 nodes maintained and run by volunteers and used by electronic bulletin board system operators to exchange e-mail.

Writing a batch file for Binkley to manage Fidonet connections was a pain in the ass.

by Tarrasque November 18, 2002

Fidele

A male that is attractive and females want to bang

That guy fidele is so hot lets give him a blow job

by Fidele August 11, 2014

semper fidelis

latin word meaning "always faithful" also the moto of USMC (the greatest fighting force ever constructed)

once a mairne, always a marine. semper fidelis. always faithful.

by !USMC2010 March 25, 2010

Fido's Law

Dogs expand to fill the sofa available.

Mutt: Dude--I can't sit down. Your sofa's completely covered with dogs.

Jeff: Fido's Law, man.

by Two Hep Cats June 2, 2013

Fidiot

A shorter version of the saying; Fucking Idiot. It's used in arguments, jokes, etc.

"Brian, you're a fidiot."

by DFGIRFDIUONJFIONDGHOINJHBJKNL May 24, 2022