Fob
- Biosimilar
- FOB (play)
- FOB (shipping)
- Fall Out Boy
- Fecal occult blood
- Federal Office Building (disambiguation)
- Federation of Revolutionary Syndicalist Organizations of Brazil
- Fixed odds betting terminal
- Fob James
- Fob pocket
- Forward operating base
- Fractional Orbital Bombardment
- Fresh off the boat
- Key fob
- USB fob
- Watch fob