n. education imparted in a series of lessons or meetings; "he took a course in basket weaving"; "flirting is not unknown in college classes"

n. elegance in dress or behavior; "she has a lot of class"

n. people having the same social, economic, or educational status; "the working class"; "an emerging professional class"

n. a collection of things sharing a common attribute; "there are two classes of detergents"

n. (biology) a taxonomic group containing one or more orders

n. a body of students who are taught together; "early morning classes are always sleepy"

n. a body of students who graduate together; "the class of '97"; "she was in my year at Hoehandle High"

n. a league ranked by quality; "he played baseball in class D for two years"; "Princeton is in the NCAA Division 1-AA"

n. a term used in object-oriented programming for a type of data defining a collection of objects sharing the same characteristics

v. arrange or order by classes or categories; "How would you classify these pottery shards--are they prehistoric?"