What is the meaning of wedge?

noun

• Any shape that is triangular in cross section.
  • synonyms: wedge shape, cuneus
• A large sandwich made of a long crusty roll split lengthwise and filled with meats and cheese (and tomato and onion and lettuce and condiments); different names are used in different sections of the United States.
  • synonyms: bomber, grinder, hero, hero sandwich, hoagie, hoagy, Cuban sandwich, Italian sandwich, poor boy, sub, submarine, submarine sandwich, torpedo, zep
• A diacritical mark (an inverted circumflex) placed above certain letters (such as the letter c. to indicate pronunciation)
  • synonyms: hacek
• A heel that is an extension of the sole of the shoe.
  • synonyms: wedge heel
• Golf) an iron with considerable loft and a broad sole. (
• Something solid that is usable as an inclined plane (shaped like a V) that can be pushed between two things to separate them.
• A block of wood used to prevent the sliding or rolling of a heavy object.
  • synonyms: chock

verb

• Put, fix, force, or implant.
  • usage: "lodge a bullet in the table"; "stick your thumb in the crack"
  • synonyms: lodge, stick, deposit
• Squeeze like a wedge into a tight space.
  • usage: "I squeezed myself into the corner"
  • synonyms: squeeze, force