ges·tic·u·late /dʒeˈstɪkjʊleɪt/ vi. | vt. ❶ vi. (讲话时等)做手势；用动作示意 She was talking excitedly and gesticulating with her hands. 她激动地讲着，一边打着手势。 ❷ vt. 用手势表达；用动作表示 gesticulate a greeting 用手势致意 [<L gesticulārī < L gesticulus, 指小词<gestus gesture<gerere to bear¹, conduct]