Webster's Revised Unabridged Dictionary · 1913

Prune

Prune , transitive verb

[Old English proine, probably from French provigner to lay down vine stocks for propagation; hence, probably, the meaning, to cut away superfluous shoots. See Provine.]

1.
To lop or cut off the superfluous parts, branches, or shoots of; to clear of useless material; to shape or smooth by trimming; to trim: as, to prune trees; to prune an essay. — Thackeray
Taking into consideration how they [laws] are to be pruned and reformed. — Bacon
Our delightful task To prune these growing plants, and tend these flowers. — Milton
2.
To cut off or cut out, as useless parts.
Horace will our superfluous branches prune. — Waller
3.
To preen; to prepare; to dress. — Spenser
His royal bird Prunes the immortal wing and cloys his beak. — Shakespeare

Prune , intransitive verb

To dress; to prink; -used humorously or in contempt. — Dryden

Prune , noun

[French prune, from Latin prunum a plum. See Plum.]

A plum; esp., a dried plum, used in cookery; as, French or Turkish prunes; California prunes.
Collocations (3)
German prune (Botany) , a large dark purple plum, of oval shape, often one-sided. It is much used for preserving, either dried or in sirup.
Prune tree (Botany) , (a) A tree of the genus Prunus (Prunus domestica), which produces prunes. (b) The West Indian tree, Prunus occidentalis.
South African prune (Botany) , the edible fruit of a sapindaceous tree (Pappea Capensis).