Simply put, it's a human with wings sprouting from their back. Biologically improbable due to human bone and muscle structure, and if they're intended for actual flight, you may have to write off several laws of physics as well. Therefore, such characters are often assumed to be not entirely of this world. This ties into the classic depictions of winged angels as well. The type of wing is usually indicative of the character's morality -- see Good Wings, Evil Wings. Compare Peacock Girl, Pegasus. May become a Broken Angel if their wings are clipped. Examples of Winged Humanoid include: