lose one's virginity

English edit

lose one's virginity (third-person singular simple present loses one's virginity, present participle losing one's virginity, simple past and past participle lost one's virginity)

(idiomatic) To have sexual intercourse for the first time.
- 2017 September 27, David Browne, “Hugh Hefner, 'Playboy' Founder, Dead at 91”, in Rolling Stone:
  Born in Chicago on April 9th, 1926, he was the son of Methodists, served as a noncombatant in World War II, earned a bachelor's degree in psychology at the University of Illinois and didn't lose his virginity until he was 22.

to stop being a virgin after the first sexual intercourse