intercourse

Etymology

From Old French entrecours, from Late Latin intercursus.

noun

1. Communication, conversation.
   And indeed, what more reliable authority could Berlioz have found than Cavaillé-Coll, with whom he had frequent intercourse, and who would have been better qualified than any one else to give him correct information? 1906, Edward Suddard, chapter 4, in The Technique of the Modern Orchestra), translation of Technique de l'orchestre moderne by Charles-Marie Widor, page 139
   It might seem that with age places gained upon persons in interest to my mind; and that my pleasure grew in intercourse with things rather than with ideas. 1952 May, George Santayana, “I Like to Be a Stranger”, in The Atlantic
2. Dealings between countries.
3. Dealings with people, including commerce and trade.
4. Sexual intercourse usually involving humans.

verb

1. (nonstandard, intransitive) To have sexual intercourse.