- 特大号 tèdàhào extra-largeextra-large size; king-size; jumbo; outsize
- 卖大号 màidàhào to sell wholesale(of a retail shop) to sell large quantities of goods directly to a single individual or organization, often bypassing retail limits on scarce items
- 上大号 shàngdàhào to defecateto have a bowel movement; to go number two
- 低音大号 dīyīndàhào tubabass tuba; euphonium; bombardon
- 大号山土豆 dàhàoshāntǔdòu cassia seedseed of the cassia plant used in traditional medicine