| Water Butt (n.) A large, open-headed cask, set up on end, to contain water. Thesaurus Entries bag, barrel, basket, bole, bottle, box, box up, breaker, butt, can, capsule, carton, case, column, crate, cylinder, cylindroid, drum, encase, encyst, firkin, hamper, hogshead, jar, keg, kilderkin, pack, package, parcel, pillar, pipe, pot, puncheon, roll, roller, rouleau, rundlet, sack, tank, tin, trunk, tube, tun, vat, water butt |