(Australia, education) A separate primary-school class for teaching gifted children. / (historical, education) A separate class for teaching backward children.

In the best of its category.

(UK, slang, obsolete) Cheap claret.

Any clam of the family Mactridae.

(electronics) Synonym of alligator clip

(agriculture) A commodity, usually produced on farms and part of a larger category. Products within a market class have similar physical characteristics, are grown or raised under similar conditions, and are bought and sold under similar terms and conditions.

(mathematics) An equivalence class of an equivalence relation that is a congruence.

A hoe for digging up clams.

A rake for digging up clams.

plural of clam hoe