two-spirit

Short definition from Wiktionary

Adjective

1. 1
   Involving two spirits; especially, pertaining to the doctrine of dualism espoused in the so-called Treatise on the Two Spirits in the Dead Sea Scrolls.
2. 2
   Of, pertaining to, or being a two-spirit (noun sense).

Noun

1. 1
   A Native North American bisexual, homosexual, or gender-variant person; especially one belonging to a traditional tribal third-gender, fourth-gender, or transgender cultural category that has a ceremonial role.
2. 2
   Alternative form of two-spirit.