segreant

Etymology
First attested in the 1550s, initially in the spelling, of obscure origin and variable meaning: examples from the 15- and 1600s apply it not only to winged quadrupeds but also a falcon, and not exclusively to ones rampant but also some passant. The source may be 🇨🇬.

Adjective

 * 1)  Rampant, with the wings elevated and addorsed (a posture of winged quadrupeds).