sexual intercourse
Americannoun
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genital contact, especially the insertion of the penis into the vagina followed by orgasm; coitus; copulation.
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a sex act that involves penetration of one person’s vagina, anus, or mouth by another person for the sexual gratification of one or both parties.
noun
Etymology
Origin of sexual intercourse
First recorded in 1790–1800
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
It can cause extreme pain during periods, sexual intercourse and bowel movements, as well as pelvic pain, abdominal bloating, nausea and fatigue.
From BBC • Aug. 17, 2025
The WHO defines infertility as a disease of the male or female reproductive system that is defined by the failure to achieve a pregnancy after 12 months or more of regular unprotected sexual intercourse.
From Reuters • Apr. 4, 2023
During Ramadan, Muslims refrain from eating, drinking, smoking, and sexual intercourse from sunrise until sunset.
From Seattle Times • Mar. 21, 2023
Mr. Lehrmann, 27, was charged in August 2021 with one count of sexual intercourse without consent.
From New York Times • Oct. 4, 2022
There is no ground whatever for the belief that to a fairly advanced child a serious person cannot suitably describe all the natural processes of the human body, including sexual intercourse.
From The Sexual Life of the Child by Paul, Eden
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.