by someghost August 31, 2016

by J.E. Walker April 26, 2003

An Internet Football page by the name of "DebatableFootballOpinions" who also has many group chats (DFO1, DFO2, DFO3, DFO4...). Commonly known for the phrase "Have you ever seen 17 thousand people in a room?"
by OutOfContextDFO April 29, 2020

by Tommy D February 17, 2005

Acronym for "Dumb Fucking Operator". A term most commonly used in the IT industry to describe the most common cause of almost any computer-related problem.
by BrettMan May 19, 2004

by [Tomppa] April 21, 2011

by Okra May 10, 2004
