As part of a biker or other counterculture tattoo, pin, or jacket logo, stands for either "Dope Forever, Forever Loaded", or "Die For Fucking Liberty", depending on the wearer's mood and who's asking.
Some sources assert that this phrase is specifically associated with the Hell's Angels, but its origin is uncertain. It is now known broadly across various biker, deadhead, hardcore, industrial, metal, and death metal scenes.
"Joe quit his job, bought a Harley, got 'DFFL' tattooed across his knuckles, and hit the road."
Dysfunctional Fantasy Football League - a recreational fantasy football league where the participants are unable or unwilling to distinguish between reality and the game. Mostly characterized by 'rape trades' (lopsided or fixed trades in which one side clearly benefits , opposite of 'fair trades') Hence why the 'dysfunctional' moniker.
another term for a station wagon, mini-van, or any other kind of vehicle that is targeted at the "family" demographic(also M.A.V.)
"Tactical advantages aside, the M.A.V. is top of the line for the holy warrior troop transport manufactured by the Church of Latter Day Saints Military Industrial Complex. Also great for family trips...to heathen lands."