先遣 xiānqiǎn advance Origin Definitions Defs Strokes Stroke Words Sentences Sents 先遣队 xiānqiǎnduì advance party a military force sent ahead of the main body for contact, reconnaissance, or preparation; vanguard先遣部队 xiānqiǎnbùduì advance force The military force dispatched in advance of the main body to clear roads, establish defenses, or gather intelligence