Definition of: wedge

(wej) noun
1. One of the so–called mechanical powers, consisting of a double inclined plane; specifically, a V–shaped piece of metal, wood, etc., used for splitting substances, raising weights, and the like.
2. Anything in the form of a wedge, as a piece of pie; specifically, a formation, as of soldiers or football players, arranged like a wedge.
3. A right triangular prism, having one very acute angle.
4. Any one of the triangular characters used in cuneiform writing.
5. Meteorol. a A wedge–shaped area of high barometric pressure as shown on a weather map. b An air mass advancing in the form of a wedge.
6. Any action or procedure which facilitates a change in policy, entrance, intrusion, etc.: also entering wedge.
—v. wedged, wedg·ing v.t.
1. To force apart or split with or as with a wedge; rend; rive.
2. To compress or fix in place with a wedge.
3. To crowd or squeeze (something).
—v.i.
4. To force oneself or itself in like a wedge. [OE wecg]