Nasnas is stranger than it sounds.

In Arab culture, the nasnās is a monopod, a monstrous creature.

In Arab culture, the nasnās is a monopod, a monstrous creature. According to Edward William Lane, the 19th-century translator of One Thousand and One Nights, a nasnas is "half a human being; having half a head, half a body, one arm, one leg, with which it hops with much agility".