the least quantity or amount possible, assignable, allowable, or the like.

the lowest speed permitted on a highway.

the lowest amount, value, or degree attained or recorded.

an arbitrary amount set by a restaurant, nightclub, etc., as the least amount to be charged each person for food and drink.Compare cover charge.

Mathematics.

Also called relative minimum,local minimum.the value of a function at a certain point in its domain, which is less than or equal to the values at all other points in the immediate vicinity of the point.Compare absolute minimum.

the point in the domain at which a minimum occurs.

adjective

noting or indicating a minimum.

least possible: minimum risk.

lowest: a minimum rate.

pertaining to a minimum or minimums.

Origin of minimum

1655–65; < Latin, neuter of minimus smallest, least. See minor

1660s, "smallest portion into which matter is divisible," from Latin minimum "smallest" (thing), neuter of minimus "smallest, least," superlative of minor "smaller" (see minor). Meaning "least amount attainable" is from 1670s.