A phalanger, Phalangista herbertensis, of the Herbert river country, Queensland.(noun)
The Century Dictionary (Public Domain)
Use "mongan" in a sentence
"Breffnian empire and a place of inauguration on the hill of Tully-mongan, there had been real murder, of the rayheallach royghal raxacraxian variety, the MacMahon chaps, it was, that had done him in."
"Gemini: The mongan is unsteady and uncertain feelings prevail."