from The Century Dictionary and Cyclopedia
- n. In mech., a joint formed of plates or bars hinged together in such manner that when at rest the two parts form a bend called the knuckle; an elbow- or knee-joint.
Sorry, no etymologies found.
He also organized and equipped a fire-company; paved and lighted the streets of Philadelphia; established a high school and an academy for the study of English branches; founded the Philadelphia Public Hospital; invented the toggle-joint printing-press, the Franklin Stove, and various other useful mechanical devices.
A hue and cry arose against him among his constituents, and things in general fell out so unhappily that it looked toward the close of the contest as if he would be obliged to sit idle and dangle his heels, while the two halves of the country, pushing against each other, were rising in the middle like the hinge of a toggle-joint into the most momentous crisis in the nation's history.