腰酸背痛 yāosuānbèitòng to ache all over Origin Definitions Defs Strokes Stroke Words Sentences Sents 腰 yāo noun waist waist; the small of the back酸 suān adjectivenoun aching sore, aching, or tingling, usually due to fatigue or illness; same as 痠 suān背 bèi noun back the back of a person or animal痛 tòng adjectivenoun painful physically painful; to ache; to feel a sore or sharp pain