"Own Damn Fault" - Told to someone whose own actions has caused their current problems.
"I don't have enough money to enter the club."
"ODF. You knew where we were going."
"I bombed, like, all of my finals."
"Haha! Your boss fired you for being late all the time? ODF."
"Old Drunk Fucks" - Something that teenage kids call their parents when they are not pleased with the rules of the house.
"What are you doing tonight?"
"I am grounded and have to stay home with the ODFs tonight".