Compost(n.) A mixture; a compound.
Compost(n.) A mixture for fertilizing land; esp., a composition of various substances (as muck, mold, lime, and stable manure) thoroughly mingled and decomposed, as in a compost heap.
Compost(v. t.) To manure with compost.
Compost(v. t.) To mingle, as different fertilizing substances, in a mass where they will decompose and form into a compost.
Words within composting