by HilaryAbbie April 12, 2008

Acronym for "Fear, Uncertainty, and Doubt." Originally created to refer to smear campaigns used by IBM against competing products to maintain market share -- "Nobody ever got fired for buying IBM." Often used to refer to a marketing campaign centered around the use of scare tactics or ad hominem attacks towards one's competitors.
by Anonymous August 5, 2003

A slightly retarded midget whose facial structure strongly resembles a discombobulated Frankenstein.
by greaterspringieldmob March 6, 2022

an incorrect spelling of the word 'food'
by ssalta October 30, 2011

I am Jack's stomach. I digest the fud he consumes to make ATP for his cells to carry out respiration.
by Puchie D November 11, 2002

Johnny: We're going drinking, you comin?
Shaun: No, I can't be seen in public.
Johnny: Well why not?
Shaun: Cus I feel so fuckin fud.
Shaun: No, I can't be seen in public.
Johnny: Well why not?
Shaun: Cus I feel so fuckin fud.
by ShawnMichaels February 17, 2014
