忽哨 Traditional form: 忽哨 Pinyin (reading): hūshào Definitions: to whistle (with fingers in one's mouth) nowadays written 呼哨 Characters: 忽 - suddenly, abruptly; to neglect 哨 - to whistle; to chirp Traditional characters: 忽 - suddenly, abruptly; to neglect 哨 - to whistle; to chirp