Contraction of of course.

(idiomatic) Following the intended route. / (idiomatic) Proceeding smoothly as planned. / (idiomatic) Likely to happen or to undergo something.

simple past tense and past participle of course

An expression emphasising that it is of at least equal importance as those ones already mentioned.

present participle of course

The sport of chasing wild animals, especially hares, with dogs by sight rather than by scent.

plural of coursing

(idiomatic) Regular or appropriate passage or occurrence

When the time is right; presently; eventually.

(Canada) In an educational institution, a course which is regarded as particularly easy.