trotter boiler (troterboiler)

One whose busine it is to treat the hoofs of animals by boiling and other operations for separating from the horny parts the fat, glue-stock, etc. Workshop Receipts, 2d ser., p. 308. trotter-oil (trot'er-oil), n. An oil obtained in boiling down sheep's and calves' feet. trottles (trot'lz), n. [Origin obscure.] The prickly comfrey, Symphytum asperrimum. trottoir (trot-wor'), n. [F., sidewalk, Paris is very badly lighted at nights, and the want of a trottoir is a very great evil. Sydney Smith , To Mrs. Sydney Smith.