A surname.

(Canada, US, education) To study as or qualify in a subsidiary subject at college or university.

(law) Underage, not having reached legal majority. / (medicine, sometimes figuratively) Not serious, not involving risk of death, permanent injury, dangerous surgery, or extended hospitalization.

(law) A child, a person who has not reached the age of majority, consent, etc. and is legally subject to fewer responsibilities and less accountability and entitled to fewer legal rights and privileges.

Used in a phrasal verb: minor in.

(music) the minor key with A as its tonic / (music) the minor chord with a root of A

(music) The minor key with A as its tonic, consisting of the pitches A, B, C, D, E, F, and G. / (music) The minor chord with a root of A.

plural of A-minor

That diminishes or attenuates / (obsolete, of a medicine) Gently laxative.

(obsolete) A gently laxative medicine.