A thin flexible disk, usually made of rubber, that is stuck up in a woman's pussy so that it covers the cervix and keeps the boyfriend's sperm from gettin' to her eggs when he cums inside her, thereby keeping her from gettin' knocked up.
by xr7 September 02, 2004
A circular device usually made of rubber placed in a womens vagina to cover the clevis. It is used during sexual intercourse to protect her from getting the males sperm inside of her
by Tarazz November 13, 2005