noun.
The act of sexualprocreation between a man and a woman, requiring insertion of the penis into the vagina and culminating in ejaculation of semen.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
the act of sexual procreation between a man and a woman; the man's penis is inserted into the woman's vagina and excited until orgasm and ejaculation occur