A loyal servant of another, usually a more powerful being. / A sycophantic follower. / (obsolete) A loved one; one highly esteemed and favoured.

(obsolete) Favoured, beloved; "pet".

Miniature, tiny, small.

Abbreviation of miniskirt. / (dated) Abbreviation of minicomputer. / (role-playing games, board games) Abbreviation of miniature (“small figurine of a character”).

The lowest limit. / The smallest amount. / (astronomy) A period of minimum brightness or energy intensity (of a star).

To the lowest degree.

A person who works in a mine. / An operator of ordnance mines and similar explosives. / Any bird of one of four species of Australian endemic honeyeaters in the genus Manorina.

(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.