Anger or hatred to same-sex couples or gays/lesbians. No, this does not mean you're scared of homosexuals because you'll feel anxious or scared, which I highly doubt will happen because you're really just being an asshole.
The gay couple was often teased and bullied by the homophobic teens and teachers at school.
Her homophobic parents would abuse her because they disapproved how she was dating another girl.
When he started dating John, his homophobic friends beat him up.
Ey was often harassed when ey was with her in public by the homophobic strangers passing them.