get to the bus stop before the bus pulls off.
To "catch" a bus, train, plane, or other vehicle just means that you got there on time and boarded. The image is of you chasing after the vehicle and catching it so you can climb on.
If you catch a plane, you arrive on time and board.
When you "catch" a train, it just means that you get onto it. The image is of you running after a train and catching it so you can climb aboard.
?
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.
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.
idiom means expression like a page in a book
"Catch you" means that they will meet up with you. They're saying they will see you later.
It means that Tom got on the train at eight o'clock. "Caught" just means he was there on time and made it into his seat.
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.
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.
Gravy train
I was momentarily taken aback when the ploice officer said, "Catch you later."
She wore the bright red dress hoping to catch the fancy of her handsome coworker.
catch=================
It means you should be willing to risk a small amount in order to get a larger amount back.
It's not really an idiom. It means "what are you thinking about."
It is not an idiom, it means your nose is itching.