Read Edit View history 老大不小 lǎodàbùxiǎo grown up Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 老大不小 lǎodàbùxiǎo grown up no longer a child; already of age (idiom) 你都老大不小了,应该学会照顾自己。 Edit Delete References Add reference No references for this word.