The world "course" is mainly used to describe taking a specific path or route.
Here's the word used in a sentence.
I took the course that would allow the most success in life.
not sure what you are asking, but the most commen Internet explanation is: it means making a relationship between two characters from a story, book or, movie. EX: a Harry Potter and Draco Malfoy...
A course is a class. A class is a public/private setting where students (people who are aspiring to learn) are attentive and regurgitate information in order to learn more about a certain subject....