A good Straight friend of a gay individual that is still in the closet. Tends to help the gay friend stay in the closet.
Enrique Iglesias was Ricky Martin's Closet Friend, he always knew Ricky was gay after watching him sing Livin' La Vida Loca... But decided to help him keep the secret.
A person that cheers you up when you're down, stays by your side when the world leaves you, and do stupid crazy things with you. This person is your crying shoulder, your diary, and your comfort room.
Someone you is not your boyfriend or girlfriend but someone who lifts you up. They are probably more then a friend, but less than a boyfriend or girlfriend.