To commit a breach or infraction of; act contrary to, as a law, right, or obligation; transgress, either by action or by negligence; violate; break.To annul or hinder.To encroach; trespass; intrude: followed by on or upon: as, to infringe upon one's rights.Synonyms Encroach upon, Trench upon, etc. See trespass, v. i.