wedge Noun One of the simple machines; a piece of material, such as metal or wood, thick at one edge and tapered to a thin edge at the other for insertion in a narrow crevice, used for splitting, tightening, securing, or levering (Wikipedia article).
wedge Noun A piece (of food etc.) having this shape.
wedge Noun A flank of cavalry acting to split some portion of an opposing army, charging in an inverted V formation.
wedge Noun A type of iron club used for short, high trajectories.
wedge Noun A group of geese or swans when they are in flight in a V formation.
wedge Noun Wedge-heeled shoes.
wedge Noun A quantity of money.
wedge Verb To support or secure using a wedge.
wedge Verb To force into a narrow gap.
wedge Verb To work wet clay by cutting or kneading for the purpose of homogenizing the mass and expelling air bubbles.