| K&B | Kafer Und Buggy 
| Others |
| K&B | Kit and Buggy
| Others |
| K&B | Kitchen and Bath
| Others |
| Kb | Base dissociation constant
| Others |
| kB | Boltzmann constant
| Others |
| KB | Drukair
| Others |
| Kb | Ebullioscopic constant
| Others |
| KB | Ka Boom
| Others |
| KB | Kaiser Bessel
| Others |
| KB | Kaiser Broadcasting
| Others |
| KB | Kansas Bear
| Others |
| KB | Kaproni Bulgarski
| Others |
| KB | Karafarin Bank
| Others |
| KB | Karen Bean
| Others |
| KB | Karina Boo
| Others |
| KB | Kasikorn Bank
| Others |
| KB | Kate Barlow
| Others |
| KB | Kategoriless Bums
| Others |
| KB | Kathryn Boyle
| Others |
| KB | Kaufman & Broad
| Others |
| KB | Kaupthing Bank
| Others |
| KB | Kauri Butanol
| Others |
| KB | Kauri-Butanol
| Others |
| KB | Kay Bee
| Others |
| KB | Keeler Brass
| Others |
| KB | Keine Benachrichtigung
| Others |
| KB | Kelly (Babyface) Bergman
| Others |
| KB | Kelly Burgess
| Others |
| KB | Kelly Bushing
| Others |
| KB | Ken Baxter
| Others |
| KB | Ken beck
| Others |
| KB | Ken Brock
| Others |
| KB | Ken Brown
| Others |
| KB | Kent Brewery
| Others |
| KB | Kettle Black
| Others |
| KB | Kevin Bartlett
| Others |
| KB | Kevin Batchelor
| Others |
| KB | Kevin Burgess
| Others |
| KB | Keyboard
| Others |
| KB | Keyboard script file
| Others |
| KB | Kicking Back
| Others |
| KB | Kicking Butt
| Others |
| KB | Kidney and Bones
| Others |
| KB | Kill Bosby
| Others |
| KB | Kill Boys
| Others |
| KB | Killer Bee
| Others |
| KB | Killer Bud
| Others |
| KB | Killin Binladen
| Others |
| KB | Kilo Bits
| Others |
| KB | Kilo Bytes
| Others |
| Kb | Kilobase pair
| Others |
| Kb | Kilobit
| Others |
| kb | kilobit(s)
| Others |
| Kb | Kilobits
| Others |
| KB | Kilobyte
| Others |
| KB | KiloByte(s)
| Others |
| KB | KiloBytes
| Others |
| KB | Kind Bud
| Others |
| KB | King Of Bluegrass
| Others |
| KB | King's Bench
| Others |
| KB | King's Bishop
| Others |
| KB | King's Book
| Others |
| KB | Kingston's Best
| Others |
| KB | Kiss back
| Others |
| KB | Kissing Bandit
| Others |
| KB | Kitchen B***h
| Others |
| KB | Kitchen B*tch
| Others |
| KB | Kitty Boy
| Others |
| KB | Kitty Butt
| Others |
| KB | Klein Bottle
| Others |
| KB | Kleinman-Bylander
| Others |
| KB | Knight of Bath
| Others |
| KB | Knit and Bead
| Others |
| KB | Knowledge Base
| Others |
| KB | Knowledge Based
| Others |
| KB | Knowles Building
| Others |
| KB | Kolosori and Bungusule
| Others |
| KB | Kommunikation Basis
| Others |
| KB | Koninklijke Bibliotheek
| Others |
| KB | Konsolosluk Birimi
| Others |
| KB | Konstantin Berdichevsky
| Others |
| KB | Kooka Boora
| Others |
| KB | Kookmin Bank
| Others |
| KB | KriegsBesoldung (Payment of soldier's salary)
| Others |
| KB | Krishak Bandhu
| Others |
| KB | Krispy Buttocks
| Others |
| KB | Kungliga Biblioteket
| Others |
| KB | KuzeyBati
| Others |
| KB | Kyle Beaugue
| Others |
| KB | Kyle Busch
| Others |
| KB | Program source (Knowledge Pro)
| Others |
| Kb. | Kontrabass
| Others |