大案 dà'àn major case Definitions Defs Origin Strokes Stroke Words Sentences Sents dà'àn major case 大 dà adjective big big; large; great; vast; high in scale or intensity; (of a person) old; adult案 àn noun legal case legal case; incident; a crime or event under investigationdà'àn promotion recommendation 大 dà adjective big big; large; great; vast; high in scale or intensity; (of a person) old; adult案 àn noun proposal proposal; plan; bill; draft submitted for discussion