door latch
- n spring-loaded doorlock that can only be opened from the outside with a key
donkey
- n the symbol of the Democratic Party; introduced in cartoons by Thomas Nast in 1874
- n domestic beast of burden descended from the African wild ass; patient but stubborn
donkey boiler
- n (nautical) an extra boiler (as a ship's boiler that is used while the ship is in port)