Meaning of “course” - Learner’s Dictionary

course

noun uk us /kɔːs/
of course

A1 used to say 'yes' and emphasize your answer:

"Can you help me?" "Of course!"

B1 used to show that what you are saying is obvious or already known:

The rain meant, of course, that the barbecue was cancelled.
Of course, the Olympics are not just about money.
of course not

A2 used to say 'no' and emphasize your answer:

"Do you mind if I borrow your pen?" "Of course not."
LESSONS [ C ]

A1 a series of lessons about a particular subject:

She did a ten-week course in computing.
PART OF MEAL [ C ]

A2 a part of a meal:

a three-course dinner
SPORT [ C ]

B1 an area used for horse races or playing golf:

a golf course
MEDICINE [ C ] mainly UK
ROUTE [ C, U ]

the direction in which a ship, aircraft, etc is moving:

During the storm, the boat was blown off course (= in the wrong direction).
ACTION [ C ] ( also course of action, uk us )

something that you can do in a particular situation:

I think the best course of action would be to write to him.
during/in/over the course of sth

during a particular time or activity:

In the course of the interview she mentioned her previous experience.
in due course

B2 at a suitable time in the future:

The results will be sent to you in due course.
DEVELOPMENT [ no plural ]

the way something develops, usually over a long time:

Nuclear weapons have changed the course of modern history.
in the course of time UK

gradually, or over a period of time:

His English will improve in the course of time.
be on course for sth/to do sth UK

to be very likely to succeed at something

run its course

If something runs its course, it continues naturally until it has finished.

→ See also be on a collision course , crash course , be par for the course

(Definition of “course” from the Cambridge Learner’s Dictionary © Cambridge University Press)