疲于奔命 píyúbēnmìng exhausted from rushing about Definitions Defs Origin Strokes Stroke Words Sentences Sents 疲 pí adjectivenoun tired (bound form) weary; tired; exhausted; fatigued于 於 yú preposition in Indicates a location, scope, or time; equivalent to 在 zài奔 bēn verb to run to run fast; to rush; to hurry命 mìng noun life The state of being alive; the physical life of a person or animal