cass Meaning, Definition & Usage

  1. noun a white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals
    calcium; Ca; atomic number 20.
  2. noun a state in the western United States on the Pacific; the 3rd largest state; known for earthquakes
    CA; Calif.; California; Golden State.

WordNet

Cass transitive verb
Etymology
F. casser, LL. cassare, fr. L. cassus empty, hollow, and perhaps influenced by L. quassare to shake, shatter, v. intens. of quatere to shake. Cf. Cashier, v. t., Quash, Cask.
Definitions
  1. To render useless or void; to annul; to reject; to send away. Obs. Sir W. Raleing.

Webster 1913