DCHP-1 Online
clay cat Obs. 
rolls or blocks of wet clay used as bricks in the building of one kind of chimney in colonial times.
See also: cat ((2)) mud chimney
- 1853 The clay-cats are then kneaded strongly round the rings, and all the interstices well filled up; some well-tempered clay is plastered inside the chimney, which . . . soon hardens and reddens by the heat of the fire.
- 1853 The clay-cats are then kneaded strongly round the rings, and all the interstices well filled up; some well-tempered clay is plastered inside the chimney, which . . . soon hardens and reddens by the heat of the fire.