Verb; rape conducted by way of impersonating someone else. The term comes from the Obfuscate discipline in Old or New World of Darkness. The obfurapist will make him or herself look like someone, and then sleep with that person's significant other.
(1) I thought I had really awesome sex last night, but the lights were off and I never got a good look at their face. I think I might have been obfuraped.
(2) That character has been through a lot of trauma, like getting stalked and obfuraped by a psychotic elder.
(3) Obfurape is NEVER OKAY!