/chek/ , n.
1. a member of the most westerly branch of the Slavs, comprising the Bohemians, or Czechs proper, and, sometimes, the Moravians.
2. the language of Bohemia and Moravia, a Slavic language similar to Slovak.
3. (loosely) Czechoslovak.
adj.
4. Also, Czechish . of or pertaining to Czechoslovakia, its people, or their language.