That phrase is used to drive home the point that you would be dead. Ducks are regularly killed by hunters and predatory animals. Or it is used as a comeback to being called a chicken.
Example: "I'd rather be a live chicken than a dead duck!"
It is actually an idiom.
The meaning of the idiom dead certainty is absolutely or definitely
This is not an idiom. Idioms make little or no sense unless you know the definition. This sentence makes perfect sense, so it is not an idiom. The dead fish smelled so bad that even as high as Heaven, you could smell them.
This expression's meaning may be guessed from the words in it, so it is not an idiom. To play possum is to deceive an attacker by pretending to be dead or vanquished, as the possum proverbially does.
The idiom "they froze in their tracks" means that they stopped what they were doing. Example- The robbers froze in their tracks when they heard the alarm.
i think its an idiom, but i think the saying is "You lucky duck"
The meaning of this idiom is "an easy target".
It is actually an idiom.
The opening line of the book, "Old Marley was dead as a doornail." Dead as a doornail is an idiom.
Nothing
Dead to the world means sleeping soundly. One example of a sentence with the idiom dead to the word is: After working a double shift, Sarah fell asleep and was dead to the world.
In one word: dead.
The meaning of the idiom dead certainty is absolutely or definitely
There is no set price for a dead duck, but most could assume that - unless it's a special or rare duck - it would be pretty cheap.
The idiom is "dead certainty". It means it's in the bag = this is a dead certainty = this is cinch
I wouldn't be caught dead in sleeping during the class.
You see, dead people are really hard to wake up. Because they're dead.