- beneath and covered by: under a table; under a tree.
- below the surface of: under water; under the skin.
- at a point or position lower or further down than: He was hit just under his eye.
- in the position or state of bearing, supporting, sustaining, enduring, etc.: to sink under a heavy load.
- beneath the heading or within the category of: Classify the books under “Fiction” and “General.”
- as designated, indicated, or represented by: to register under a new name.
- below in degree, amount, etc.; less than: purchased under cost.
- below in rank; of less dignity, importance, or the like: A corporal is under a sergeant.
- subject to the authority, direction, or supervision of: a bureau functioning under the prime minister.
- subject to the instruction or advice of: to study the violin under Heifetz.
- subject to the influence, condition, force, etc., of: under these circumstances; born under the sign of Taurus.
- protected, controlled, or watched by: under guard.
- authorized, warranted, or attested by: under one's hand or seal.
- in accordance with: under the provisions of the law.
- during the rule, administration, or government of: new laws passed under President Reagan.
- in the state or process of: under repair; a matter under consideration.
- powered by the means indicated: under sail; under steam.
- below or beneath something: Go over the fence, not under.
- beneath the surface.
- in a lower place.
- in a lower degree, amount, etc.: selling blouses for $25 and under.
- in a subordinate position or condition.
- in or into subjection or submission.
- beneath or on the underside: the under threads of the embroidery.
- lower in position.
- lower in degree, amount, etc.
- lower in rank or condition.
- subject to the control, effect, etc., as of a person, drug, or force: The hypnotist had her subject under at once. The patient was under as soon as he breathed the anesthetic.
- go under,
- to give in; succumb; yield: She tried desperately to fight off her drowsiness, but felt herself going under.
- to fail in business: After 20 years on the same corner they finally went under.
- a prefixal use of under, as to indicate place or situation below or beneath (underbrush; undertow); lower in grade or dignity (undersheriff; understudy); of lesser degree, extent, or amount (undersized); or insufficiency (underfeed).
- directly below; on, to, or beneath the underside or base of
- less than
- lower in rank than
- subject to the supervision, jurisdiction, control, or influence of
- subject to (conditions); in (certain circumstances)
- within a classification of
- known by
- planted with
- powered by
- during the period that the sun is in (a sign of the zodiac)
- below; to a position underneath something
- below or beneath
- of lesser importance or lower rank
- to a lesser degree than is proper; insufficient or insufficiently
- indicating secrecy or deception