look up any word, like fob dot:
 
1.
An act from which you get no benefit that costs you. No good deed goes unpunished. A good deed will come back and bite you in the ass.
Goring issued an order shielding decorated Jewish WW1 veterans and their families from the Gestapo. That order was used against Goring at his trial. His good deed came back and bit him in the ass.
by knowman March 16, 2008