Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A sharp cutting edge.
  • noun A sharp, narrow edge or border.
  • noun A wedge of metal used as a low-friction fulcrum for a balancing beam or lever.

from The Century Dictionary.

  • noun The wedge-like piece of steel which serves as the axis on the fine edge of which a scale-beam, a pendulum, or any thing required to oscillate with the least possible friction rests and turns. See balance.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Mech.) A piece of steel sharpened to an acute edge or angle, and resting on a smooth surface, serving as the axis of motion of a pendulum, scale beam, or other piece required to oscillate with the least possible friction.
  • noun See Illust. of File.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A piece of steel sharpened to an acute edge or angle, and resting on a smooth surface, serving as the axis of motion of a pendulum, scale beam, or other piece required to oscillate with the least possible friction.
  • noun figuratively A precarious balance that could be upset by a very small force in either direction.
  • noun Used other than as an idiom: the edge of a knife.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the sharp cutting side of the blade of a knife
  • noun a narrow boundary

Etymologies

Sorry, no etymologies found.

Examples

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