The part of a plant, generally underground, that anchors and supports the plant body, absorbs and stores water and nutrients, and in some plants is able to perform vegetative reproduction.

To grow roots; to enter the earth, as roots; to take root and begin to grow. / To prepare, oversee, or otherwise cause the rooting of cuttings. / To be firmly fixed; to be established.

(transitive, intransitive) To turn up or dig with the snout. / (by extension) To seek favour or advancement by low arts or grovelling servility; to fawn.

(Australia, New Zealand, vulgar, slang) An act of sexual intercourse. / (Australia, New Zealand, vulgar, slang) A sexual partner.

(intransitive, with "for" or "on", US) To cheer (on); to show support (for) and hope for the success of. (See root for.)

(transitive, informal) To encourage (a favored person, team, or result).

Having roots, or certain type of roots. / Fixed in one position; immobile; unable to move. / (figuratively) Ingrained, as through repeated use; entrenched; habitual or instinctive.

simple past tense and past participle of root

A system of roots; a secure attachment (in something); a firm grounding. / The process of forming roots. / A method of creating a new plant by getting part of an existing plant to form roots.

present participle of root