A noun "low" represents a low point or position, either literally or figuratively, and can also refer to the minimum atmospheric temperature recorded at a specific location.
A period of depression; a depressed mood or situation.
(meteorology, informal) An area of low pressure; a depression.
The lowest-speed gearing of a power-transmission system, especially of an automotive vehicle.
(card games) The lowest trump, usually the deuce; the lowest trump dealt or drawn.
(slang, usually accompanied by "the") A cheap, cost-efficient, or advantageous price.
(intransitive) To moo.
Alternative form of 'low
Situated close to the ground or another reference plane, spoken in a region at a lesser elevation, and referring to a baseball ball below the batter's knees.
An adjective "low" refers to something that is shorter, deeper, or below the average or normal level.
(Compare vulgar.) Not high in status, esteem, or rank, dignity, or quality.
Humble, meek, not haughty.
Disparaging; assigning little value or excellence.
Being a nadir, a bottom.
Depressed in mood, dejected, sad.
Lacking health or vitality, strength or vivacity; feeble; weak.
(Compare lay low.) Dead.
An adjective "low" is used to describe something that is small, lacking in quantity or value, depleted, or nearing deletion.
(especially in biology) Simple in complexity or development.
(chiefly in several set phrases) Favoring simplicity (see e.g. low church, Low Tory).
(in several set phrases) Being near the equator.
(acoustics) Grave in pitch, due to being produced by relatively slow vibrations (wave oscillations); flat.
Quiet; soft; not loud.
(phonetics) Made with a relatively large opening between the tongue and the palate; made with (part of) the tongue positioned low in the mouth, relative to the palate.
(card games) Lesser in value than other cards, denominations, suits, etc.
(now rare) Not rich or seasoned; offering the minimum of nutritional requirements; plain, simple.
(of an automobile, gear, etc) Designed for a slow (or the slowest) speed.
Close to the ground.
Of a pitch, at a lower frequency.
With a low voice or sound; not loudly; gently.
Under the usual price; at a moderate price; cheaply.
In a low mean condition; humbly; meanly.
In a time approaching our own.
(astronomy) In a path near the equator, so that the declination is small, or near the horizon, so that the altitude is small; said of the heavenly bodies with reference to the diurnal revolution.