To take part in sexual intercourse with a member of the opposite gender for the purposes of reproduction.
To take part in sexual activity (most commonly sexual intercourse) with another person for the purposes of sexual pleasure.
To take part in sexual intercourse.
To have sex with.
have sexual intercourse with; "This student sleeps with everyone in her dorm"; "Adam knew Eve" (know is archaic); "Were you ever intimate with this man?"
have sexual intercourse with; "This student sleeps with everyone in her dorm"; "Adam knew Eve"; "Were you ever intimate with this man?"