When Jane pursues a boy, he's a dead duck.
Hahaha, did you see the facial expression of that big beard over there, saliva is coming, and you are laughing like a dead duck!
If she is in bad mood and you just make something wrong, well then you are a dead duck!
The President's proposal looks like a dead duck -- some congressmen in his own party are against it, so I'm afraid he won't get enough votes to get it passed through the Congress.
After women obtained the right to vote, the suffragette movement became a dead duck in Britain.
He tried to speak, lifted a hand, and let it drop like a dead duck.