Quick definitions from WordNet (major)
▸ noun: the principal field of study of a student at a university ("Her major is linguistics")
▸ noun: a commissioned military officer in the United States Army or Air Force or Marines; below lieutenant colonel and above captain
▸ noun: a university student who is studying a particular field as the principal subject ("She is a linguistics major")
▸ noun: British statesman who was prime minister from 1990 until 1997 (born in 1943)
▸ verb: have as one's principal field of study ("She is majoring in linguistics")
▸ adjective: greater in number or size or amount ("A major portion (a majority) of the population")
▸ adjective: greater in scope or effect ("A major contribution")
▸ adjective: of full legal age ("Major children")
▸ adjective: of a scale or mode ("Major scales")
▸ adjective: of the field of academic study in which one concentrates or specializes ("His major field was mathematics")
▸ adjective: of greater importance or stature or rank ("A major artist")
▸ adjective: of greater seriousness or danger ("A major earthquake")
▸ name: A male given name (rare: 1 in 14285 males; popularity rank in the U.S.: #826)
▸ name: A surname (common: 1 in 11111 families; popularity rank in the U.S.: #1441)
▸ Also see major
▸ noun: the principal field of study of a student at a university ("Her major is linguistics")
▸ noun: a commissioned military officer in the United States Army or Air Force or Marines; below lieutenant colonel and above captain
▸ noun: a university student who is studying a particular field as the principal subject ("She is a linguistics major")
▸ noun: British statesman who was prime minister from 1990 until 1997 (born in 1943)
▸ verb: have as one's principal field of study ("She is majoring in linguistics")
▸ adjective: greater in number or size or amount ("A major portion (a majority) of the population")
▸ adjective: greater in scope or effect ("A major contribution")
▸ adjective: of full legal age ("Major children")
▸ adjective: of a scale or mode ("Major scales")
▸ adjective: of the field of academic study in which one concentrates or specializes ("His major field was mathematics")
▸ adjective: of greater importance or stature or rank ("A major artist")
▸ adjective: of greater seriousness or danger ("A major earthquake")
▸ name: A male given name (rare: 1 in 14285 males; popularity rank in the U.S.: #826)
▸ name: A surname (common: 1 in 11111 families; popularity rank in the U.S.: #1441)
▸ Also see major