Noun
vaginal sex (uncountable)
Sexual intercourse in which the penis is inserted into the vagina.
Synonyms: coition, coitus, cuntfuck, (taboo slang) fucking, (colloquial) full sex, intercourse, penetration, (North America colloquial) penetrative sex, (colloquial) sexual intercourse, tapping that ass, balling, (colloquial) banging, (colloquial) humping, (colloquial) horizontal polka, (colloquial but archaic) the beast with two backs