n. A former lesbian who is now in a heterosexual relationship.
1995
Say that you'd only just got used to telling your friends your daughter was a lesbian and do not relish having to inform them that she is now a hasbian.
1990
Evelyn White reports that in feminist circles, lesbians who have gone straight — apparently all the rage these days — are known as 'hasbians.'
1989 (earliest)
On the island she will meet up with her pal Mary Sharon (a slightly subdued, slightly aging radical-feminist-lesbian attorney), Teddie (ex-love of Rachel and only slightly less-true-believer), Rachel (who's hosting the reunion on her tiny island), Grace (enigma extraordinaire), and Julie (ex of Tyler's, now a 'wasbian').