Blainesexual Share definition Flag When a male who claims to be straight falls in love with Blaine Anderson, he can be considered Blainesexual. Sam Evans is Blainesexual because Blaine is the only guy he could ever love. Blainesexual by BlaineAnderson March 20, 2011 0 0 Get merch Get the Blainesexual mug. Buy Now — $32.95 See more merch