neandertal (Adjective) — Ill-mannered and coarse and contemptible in behaviour or appearance. ex. "was neandertal and insensitive"
neandertal (Adjective) — Relating to or belonging to or resembling Neanderthal man. ex. "Neandertal skull"
neandertal (Noun) — Extinct robust human of Middle Paleolithic in Europe and western Asia.