郎当 lángdāng unconventional Origin Definitions Defs Strokes Stroke Words Sentences Sents 吊儿郎当 diàorlángdāng careless careless and casual; sloppy in appearance or behavior; idling about or failing to take things seriously二十郎当 èrshílángdāng twentysomething around twenty years of age; in one's early twenties