a tool powered by an electric motor or a gasoline engine.
a tool powered by electricity
An extremely hardworking student: power tools cramming all night
noun 1. a train of gears and shafting transmitting power from an engine, motor, etc., to a mechanism being driven.
- Power transmission grid
An electrical supply distribution network that carries electricity from a power plant to the user. High-power transmission lines can carry electricity between local grids in order to balance supply and demand. Power is frequently sold by producers in one region of the country to a more distant region that may have a shortage. Note: Engineers […]
noun, Slang. 1. an act or instance of exerting one’s power, authority, or influence: a new supervisor on a power trip. noun phrase A show of personal power, esp of a blatant sort: the classic Latin American dictator’s power trip [mid-1960s+; based on the narcotics sense of trip]
- Power user
noun any person who knows enough about a computer or other device to take full advantage of its advanced features