(organic chemistry) A white, crystalline, bitter substance.

Alternative form of give someone Hail Columbia

(US, idiomatic, informal, transitive) To scold someone severely.

Referring to the cultures of the American continent after the European influence, specifically to the era after the continent was visited by Christopher Columbus.

Aquilegia canadensis, native to eastern North America.

A syndrome of alienation and violence among school pupils.

A shade of light blue.

simple past tense and past participle of Columbus

(history) The widespread transfer of animals, plants, culture, human populations, communicable diseases, technology and ideas between the American and Afro-Eurasian hemispheres in the 15th and 16th centuries, related to European colonization and trade after Christopher Columbus' 1492 voyage.

plural of egg of Columbus