Webster's Revised Unabridged Dictionary · 1913

Foliage

Foliage , noun

[Old French foillage, fueillage, French feuillage, from Old French foille, fueille, fueil, French feulle, leaf, Latin folium. See 3d Foil, and compare Foliation, Filemot.]

1.
Leaves, collectively, as produced or arranged by nature; leafage; as, a tree or forest of beautiful foliage.
2.
A cluster of leaves, flowers, and branches; especially, the representation of leaves, flowers, and branches, in architecture, intended to ornament and enrich capitals, friezes, pediments, etc.
Collocations (1)
Foliage plant (Botany) , any plant cultivated for the beauty of its leaves, as many kinds of Begonia and Coleus.

Foliage , transitive verb

To adorn with foliage or the imitation of foliage; to form into the representation of leaves. [Rare] — Drummond