popusexuality
When someone claims to be bisexual, gay, straight or otherwise defines their sexuality based on what is popular socially or politically in their given peer group.
guy: Did you hear Jim has a new girl friend?
Other guy: Wait I thought Jim was gay...
guy: He told me he was straight, damn this popusexuality.
Other guy: Wait I thought Jim was gay...
guy: He told me he was straight, damn this popusexuality.