SMB
- Michigan State University Spartan Marching Band
- SMB (Odetari and Hongjoong song)
- SMB connector
- San Miguel Beermen (disambiguation)
- Sean Murphy-Bunting
- Sekolah Menengah Berakas
- Server Message Block
- Seven Mile Beach, Grand Cayman
- Shimbashi Station
- Simulated moving bed
- Small and medium businesses
- Society for Mathematical Biology
- Something Else (Tech N9ne album)
- Staatliche Museen zu Berlin
- Super Mario Bros.
- Super Mario Bros. (disambiguation)
- Super Meat Boy
- Super Mega Baseball
- Super Monkey Ball
- Super Monkey Ball (video game)
- Surface marker buoy
- Surface mass balance
- Survey motor boat
- Sveriges Medeltida Ballader
- System Management Bus