Against or opposed to gay ideas or gay people, or rights for gay people(adjective)
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Use "anti-gay" in a sentence
"Bloggers at Change.org lamented Mycoskie's association with what they termed an "anti-gay hate-group.""
"Two gay Ohio men who say they were arrested and locked up without their trousers have sued over what they call anti-gay bias."
"A leading presidential candidate released a gay-baiting ad, the Family Research Council is identified as an anti-gay hate group, and anti-gay bullying has cost many LGBT youth their lives."