The definition of coarse is something that has large particles, poor quality, a rough texture or something that is in bad taste.(adjective)
See coarse in Webster's New World College Dictionary
Origin: specialized var. of course in sense of “ordinary or usual order” as in of course
See coarse in American Heritage Dictionary 4
adjective coars·er, coars·est
Origin: Middle English cors
Origin: , probably from course, custom; see course.
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