掏心掏肺 tāoxīntāofèi to be totally devoted Origin Definitions Defs Strokes Stroke Words Sentences Sents 掏心 tāoxīn sincere to speak or act from the bottom of one's heart; to be sincere or candid掏 tāo to speak one's mind to speak frankly or pour out one's heart (as if pulling out inner thoughts)肺 fèi noun lung lung; the breathing organ in the chest of humans and many animals, also called 肺脏 fèizàng