满腹牢骚 mǎnfùláosāo to be full of complaints Origin Definitions Defs Strokes Stroke Words Sentences Sents 满腹 滿腹 mǎnfù filled with To be filled with or preoccupied with feelings, doubts, or grievances in one's heart or mind牢骚 牢騷 láosāo nounverb complaint discontent or dissatisfaction; a grievance; grumbling or venting frustration