- ZB stands for Zum Beispiel (German: For Example)
- ZB stands for Zimmer Mit Bad (German: room with bath)
- ZB stands for ZigBee (wireless technology)
- ZB stands for Zentralbank
- ZB stands for Zinc Blend
- ZB stands for ZettaByte (10^21 or one sextillion bytes)
- ZB stands for Zaphod Beeblebrox (character in The Hitchhiker’s Guide to the Galaxy)
- ZB stands for Zen Buddhism
- ZB stands for Zero Based
- ZB stands for Zero Beat
- ZB stands for Ziraat Bankasi (Agricultural Bank of the Republic of Turkey)
- ZB stands for Zoom Back (cinematography)
- ZB stands for Zone Boundary
- ZB stands for Zone Blanche (French: White Zone; European ecovillage pilot program)
- ZB stands for Zodiac Beauchamp
- ZB stands for Zurich Bank
ZB