n. A flowing in; direct influx of energy: followed by into.n. In astrology, the radiation of power from the stars in certain positions and collocations, affecting human actions and destinies; a supposed positive occult power exerted by the stars over human affairs.n. Outgoing energy or potency that produces effects (primarily internal), or affects, modifies, or sways by insensible or invisible means that to which it is directed or on which it operates: sometimes used for the effect produced: as, the influence of heat on vegetation; the influence of climate on character; the influence of the moon on the tides; the influence of example on the young.n. Capacity or power for producing effects by insensible or invisible means; authority; power; ascendancy over others; sway: as, a man of influence; a position of great influence.n. In electricity and magnetism, same as induction, 6.To exercise influence on; modify, affect, or sway, especially by intangible or invisible means; act on or affect by the transmission of some energy or potency: as, the sun influences the tides; to influence a person by the hope of reward or the fear of punishment.Synonyms To lead, induce, move, impel, actuate, prevail upon.