It means his voice gave out from emotion, so there was a slight hesitation in his words. It is not an idiom, but an expression whose meaning may be guessed from an understanding of the words in it.
The correct idiom is "a frog in my throat," meaning that your voice is hoarse and croaking.
Idioms "catch on" because they are colorful ways of communicating.
It means you should be willing to risk a small amount in order to get a larger amount back.
It is not an idiom, it means your nose is itching.
Depending on the tone of voice you use, "Knock yourself out" is an idiom that could mean "Go ahead", or "Show me" or "I don't really care what you do".
The correct idiom is "a frog in my throat," meaning that your voice is hoarse and croaking.
"Catch you" means that they will meet up with you. They're saying they will see you later.
The idiom "catch the moon" means pursuing an impossible or unattainable goal, something that is beyond reach or out of grasp, like trying to catch the moon in the sky. It implies striving for something that is unlikely to be achieved.
It means that the person is slow to catch on... isn't understanding things as quickly as other people.
Idioms "catch on" because they are colorful ways of communicating.
I was momentarily taken aback when the ploice officer said, "Catch you later."
It means you should be willing to risk a small amount in order to get a larger amount back.
She wore the bright red dress hoping to catch the fancy of her handsome coworker.
It's not really an idiom. It means "what are you thinking about."
RFP is not an idiom. It's an abbreviation.
It is not an idiom, it means your nose is itching.
Depending on the tone of voice you use, "Knock yourself out" is an idiom that could mean "Go ahead", or "Show me" or "I don't really care what you do".