
Dereliction of DUTY in the face of
the enemy is a court-martial offense.
The Big Bang Theory Season 2, Episode 16

Not if you lot do your DUTY for
however long it takes to beat them back.
Game of Thrones Season 4, Episode 9

Isn't it a man's DUTY to be
drunk at his own wedding?
Game of Thrones Season 3, Episode 8

..."Call of Duty 3," "Rock Band"...
The Big Bang Theory Season 3, Episode 13

It is our DUTY to stop him.
Game of Thrones Season 6, Episode 7