mum-chance
Mum"-chance`, n. 1. A game of hazard played with cards in silence. [Obs. or Prov. Eng.] Decker. 2. A silent, stupid person. [Prov. Eng.] Halliwell. Mum"-chance`, a. Defn: Silent and idle. [Colloq.] Boys can't sit mum-chance always. J. H. Ewing.