What is the meaning of edge?

noun

• The boundary of a surface.
  • synonyms: border
• A line determining the limits of an area.
  • synonyms: boundary, bound
• A sharp side formed by the intersection of two surfaces of an object.
  • usage: "he rounded the edges of the box"
• The attribute of urgency in tone of voice.
  • usage: "his voice had an edge to it"
  • synonyms: sharpness
• A slight competitive advantage.
  • usage: "he had an edge on the competition"
• The outside limit of an object or area or surface; a place farthest away from the center of something.
  • usage: "the edge of the leaf is wavy"; "she sat on the edge of the bed"; "the water's edge"

verb

• Advance slowly, as if by inches.
  • usage: "He edged towards the car"
  • synonyms: inch
• Provide with a border or edge.
  • usage: "edge the tablecloth with embroidery"
  • synonyms: border
• Lie adjacent to another or share a boundary.
  • usage: "Canada adjoins the U. S."; "England marches with Scotland"
  • synonyms: border, adjoin, abut, march, butt, butt against, butt on
• Provide with an edge.
  • usage: "edge a blade"