- 西北部 Xīběibù northwestnorthwestern part; the northwest portion of a region
- 东南西北 dōngnánxīběi all directionsin every direction or everywhere; used often to describe a sense of orientation
- 西北大学 Xīběi Dàxué Northwest University
- 喝西北风 hēxīběifēng go hungryTo go hungry or have nothing to eat; to be left without any means of support (literally "to drink the northwest wind").
- 西北工业大学 Xīběi Gōngyè Dàxué Northwestern Polytechnical University
- 西北农林科技大学 Xīběi Nónglín Kējì Dàxué Northwest A&F University
- 西北航空公司 Xīběi Hángkōng Gōngsī Northwest Airlines
- 西北方 xīběifāng northwestthe direction or area located toward the northwest
- 东南西北中 dōngnánxīběizhōng five directionsthe five directions: east, south, west, north, and center
- 西北雨 xīběiyǔ thundershowerthundershower (Taiwan)
