boottree

Century Dictionary and Cyclopedia

1. n. An instrument consisting of two wooden blocks, constituting a front and a rear portion, which together form the shape of the leg and foot, and are inserted into a boot and then forced apart by a wedge for the purpose of stretching it.

Wiktionary

1. n. a device, shaped like a divided leg with a wedge, used to stretch the leg of a boot

GNU Webster's 1913

1. n. An instrument to stretch and widen the leg of a boot, consisting of two pieces, together shaped like a leg, between which, when put into the boot, a wedge is driven.