BEARD
(LV - mid 1960s - v., n.)

1. To date a woman to prevent the suspicion of being homosexual.

2. A lesbian who dates or marries a homosexual to prevent suspicion of his homosexuality, or to help him socially.

3. A straight woman married to or involved with a gay man. The gay man may be in the public eye, and may have a beard to hide the fact that he is gay. "She is just my beard."