(obsolete) Any insect of the family Coccidae, that infest the bark of trees and vines. / Any insect of the order Psocoptera, that live on or near trees and feed on algae and lichen.

plural of bark louse

The bark of a West African leguminous tree (Erythrophleum suaveolens), used by the natives as an ordeal poison in a process called sassywood, and also medicinally.

(horticulture) A hotbed made of spent bark.

plural of bark bed

(theater, slang) Used to denote a performer who speaks or sings while stationary, as opposed to while moving or dancing.

plural of bark bread

especially Alstonia constricta of New South Wales and Queensland. / Simarouba amara, a neotropical tree. / Petalostigma triloculare (long-leaved bitter bark), of Australia.

The copper-coloured bark of Remijia purdicana and Remijia pedunculata, trees of Colombia, yielding quinine, quinidine, and cinchonine.

(Coastal Western US, chiefly Oregon) Shredded, ground, or chiped wood used for landscaping, gardening, or composting. / Used other than figuratively or idiomatically: see bark, dust.