n. One who or that which shakes.n. Specifically, any mechanical contrivance for shaking: as, a carpet- shaker.n. [capitalized] A member of a religious denomination founded in Manchester, Englancd, about the middle of the eighteenth century: so called, popularly, from the agitations or movements which form part of their ceremonial.n. The quaking-grassn. A breed of domestic pigeons. See pigeon, 1 .