noun. ['ˌɪmprəˈpraɪəti'] an improper demeanor.
noun. ['ˌɪmprəˈpraɪəti'] an indecent or improper act.
noun. ['ˌɪmprəˈpraɪəti'] the condition of being improper.
noun. ['ˌɪmprəˈpraɪəti'] an act of undue intimacy.