noun

1. a calling on God or the gods to send evil or injury down on some person or thing
2. a profane, obscene, or blasphemous oath, imprecation, etc. expressing hatred, anger, vexation, etc.
3. evil or injury that seems to come in answer to a curse
4. any cause of evil or injury

Etymology: ME & Late OE n. curs, v. cursian: prob. < L cursus (see course), used of the course of daily liturgical prayers and of the set of imprecations in the formal recital of offenses entailing excommunication; hence, consignment to an evil fate

transitive verb cursed, curst, cursing curs′·ing

1. to call evil or injury down on; damn
2. to swear at; use profane, blasphemous, or obscene language against
3. to bring evil or injury on; afflict

intransitive verb