It means to have a group of pople or animals die very rapidly.
This can be literal dying or figurative, as in "the contestants in the contest are dropping like flies."
No. This is not an idiom. An idiom is a group of words whose meaning is different from the meanings of the individual words. So it is not easy to know the meaning of an idiom. For example 'Let the cat out of the bag' is an idiom meaning to tell a secret by mistake. The meaning has nothing to do with cats or bags. "Treat others like you would want them to treat you" is a saying,
That is not an idiom. When you see the word LIKE, you're looking at a simile.
working like a dog
behave badly...
That's not an idiom. It means just what it looks like -- something is fit for you to eat.
Wipeout - 2008 Contestants Are Dropping Like Flies 4-28 was released on: USA: 18 August 2011
no its a simile...an idiom is something like "spilled the beans" where you cannot guess the meaning by looking at the words
The LITERAL meaning is that a light has been extinguished and it is dark.
It means that everybody like what they like and have their own opinions about things.
You seem to be asking about a distorted version of the idiom "on cloud nine" meaning, extremely happy (cloud nine being a cloud in heaven, or something like that).
This isn't an idiom. It means just what it sounds like - someone is looking for things by using their senses to find them.
"Smell like a rose" isn't an idiom because it means just what it looks like it means. You are comparing someone's smell to that of a rose. Comparisons with AS or LIKE are Similes.