Gaylibi
Gaylibi: A.K.A "Gay Alibi" When a male/female references a friend of the opposing sex that they have been with in the past in order to avoid a situation where their gayness will be revealed.
A gay/Bi-sexual man is asked about being gay and to avoid it he will change the subject and focus on a woman or ex-girlfriend he has slept with in order to make his "Gaylibi!"