n. The act of extorting; the act or practice of wresting anything from a person by force, duress, menace, authority, or any undue exercise of power; oppressive or illegal exaction, as of excessive price, rent, or interest.n. In law, strictly, the crime of obtaining money or other property, or service, from another under color of public office, when none is due, or not so much is due, or before it is due. In some of the United States, however, a wider meaning is given to the word by statute.n. That which is extorted; a gross overcharge: as, the price you paid was an extortion.