DCHP-1 Online
cat ((2)) 2 Obs. 
n. rolls or blocks of wet clay used as bricks in the building of one kind of chimney in colonial times.
See also: clay cat
- 1853 There is another kind of chimney which . . . answers very well for a shanty, if constructed with cats.
- 1863 . . . he inquired abruptly why they hadn't built their chimney of "cats." "Mine is of cats," said Mr. Logan. "Cats is clay," he continued sententiously, "kinder like straw an' clay mixed up. . . ."
- 1853 There is another kind of chimney which . . . answers very well for a shanty, if constructed with cats.