adj

• (of a woman) Resembling or characteristic of a man, masculine.
  "A woman impudent and mannish grown Is not more loathed than an effeminate man In time of action."
• (Caribbean, Guyana) Impertinent; assertive.
  "2014, Kurt Campbell, “Police left 15-year-old to die — Relatives,” inewsguyana.com, 11 March, 2014, “They could have saved his life because he was still living, one woman said when she told the police that the boy was alive he said leave him to die, he’s wanted,” Giddings cried, adding that “I know he bad, he mannish, he does misbehave but I never know he was wanted… how can they make the claim without medical assistance.”"
• (Caribbean, African-American Vernacular) Precocious.
• (archaic or fantasy) Resembling or characteristic of a human being, in form or nature; human.
  "The Westron was a Mannish speech, though enriched and softened under Elvish influence."