To stick; adhere; be attached; cling: often used figuratively.To fit closely.To part or divide by force; rend apart; split or rive; separate or sunder into parts, or (figuratively) seem to do so: as, to cleave wood; to cleave a rock.To produce or effect by cleavage or clearance; make a way for by force; hew out: as, to cleave a path through a wilderness.. To part or open naturally.Synonyms Split, Rip, etc. See rend.To come apart; divide; split; open; especially, to split with a smooth plane fracture, or in layers, as certain minerals and rocks. See cleavage, 2 and 3.In agriculture, to replow (old ridges) in such a manner as to divide each in the middle. See cleaving. Also split.n. In mining, a subdivision of a bed, usually of iron ore; a bench.n. A basket or basketful: as a cleave of potatoes, or of turf.