大尉 dàwèi senior captain Definitions Defs Origin Strokes Stroke Words Sentences Sents 大 dà adjective big big; large; great; vast; high in scale or intensity; (of a person) old; adult尉 wèi noun military officer (bound form) military officer or official rank below major and above sergeant, such as 上尉 shàngwèi or 中尉 zhōngwèi