To carry something is to bring it from one place to another place, or a person has the thing in his or her possession. This word is very similar to, but not always the same as, the word "bring,"
Students carry their books to class.
You can carry books and other things in a backpack.
I always carry an umbrella when it’s about to rain.
Supply lines carry water into a house.
We carried our luggage from the airport to the train and then to the hotel.
A large truck can carry a lot of material.
An airplane carries passengers.
In most states in the United States, it’s legal to carry a gun, but you have to have a permit.
He’s carrying a loaded gun. (He has a gun.)
He has a permit to carry. (He may legally have a gun in his possession.)
She’s carrying a heavy load on her back.
Here are some additional ways in which this word can be used:
She’s carrying a heavy load of classes this semester.
That job carries with it a lot of responsibility.
He carries himself well in public situations. (He’s confident and interacts well with other people.)
The person singing can’t carry a tune. (He or she doesn’t sing very well.)
I’m carrying a lot of extra weight these days. (I’m overweight.)
Be quiet! Your voice carries. (Your voice can be heard easily.)
The word "carrier is a noun:
The mail carrier brings us our mail.
A person with the HIV virus is a carrier of a disease that can cause AIDS.