- B
- B Channel
- B&E
- B&F
- B/C
- B/W
- B2A
- B2B
- B2B space
- B2B2C
- B2C
- B2D
- B2E
- B2G
- B4
- B4N
- B4U
- B4YKI
- B@U or BAK@U
- BABY
- baby boomer
- BAC
- back button
- back end
- back forty
- back slash
- back-hack
- back-sourcing
- backbone
- backbone provider
- backdoor
- backgrounding
- backhoe day
- backlink
- backronym
- backwards compatible
- badassery
- bae
- BAEB
- baeless
- BAESBO
- BAG
- Bailey the Switcher
- bait-and-switch
- BAK
- bake
- balkanized
- bambi
- BAME
- BAMF
- banana
- banana problem
- bandwidth
- bandwidth hog
- bandwidth hugger
- bang
- bang the GUI
- Bangalored
- banksying
- banner ad
- banner blindness
- banner exchange
- bar code
- BARB
- barbie bird
- bare
- barfogenesis
- barn raising
- barney deal
- Barney page
- barneyware
- baron company
- barter
- BASE
- baseband
- basement area network
- basic
- batch
- batmobiling
- bats
- batterygate
- battle faxes
- BAU
- baud
- baud barf
- Bauhaus
- Bayesian filter
- bazaar-style development
- BB
- BB4N
- BBAMFIC
- BBB
- BBBG
- BBEdit
- BBFBBM
- BBFN
- BBIAB
- BBIAF
- BBIAS
- BBIAW
- BBL
- BBMFIC
- BBQ
- BBR
- BBS
- BBSD
- BBSL
- BBT
- BBW
- BC
- BCBG
- BCBS
- bcc
- BCI
- BCNU
- bcoz
- BD
- BDBI5M
- BDC
- BDE
- BDN
- BDOA
- BDSM
- beacon
- bear paw
- beef
- beehive
- beepilepsy
- beer me
- BEG
- begathon
- behavioral targeting
- behind-the-screens
- belfie
- bellhead
- bells-and-whistles
- belly-button
- below the fold
- below zeros
- bench
- benching
- benchmark
- beos
- Berlin firewall
- best practices
- best-in-breed
- beta
- beta baby
- beta bugs
- betamaxed
- beyond-the-banner
- BF
- BF4L
- BFBO
- BFD
- BFE
- BFF
- BFFN
- BFFTTE
- BFFW
- BFG
- BFN
- BFR
- BFT
- BG
- BGBC
- BGF
- BHAG
- BHG
- BHIMBGO
- BHOF
- BI
- BI5
- BIBI
- BIBLE
- BIBO
- bieber baiting
- BIF
- big banging
- big box store
- big brother
- big data
- big five
- big iron
- big N company
- big room
- big tech
- bikeshedding
- BIL
- bilateral tapping
- bimp
- binary
- Binary File Transfer (BFT)
- binary numbers
- binary star configuration
- BIND
- binge watching
- BinHex
- BIO
- bio-ink
- bio-surveillance
- biobreak
- biohacking
- BIOIYA
- biometrics
- BION
- bionic
- bionic code
- BIOS
- biotech
- biots
- BIOYA
- BIOYE
- BIOYIOP
- BIOYN
- BIPOC
- bipolar belief system
- bird boxed
- bit
- bit bucket
- bit flip
- bit-spit
- BITCH
- Bitcoin
- BITD
- BITFOB
- bitloss
- bitmap
- BITNET
- bitnik
- bitraking
- bitslag
- bitstream
- BIZ
- BJ
- BKA
- BL
- black box model
- black hat
- black hole
- BlackBerry
- BlackBerry neck
- BlackBerry prayer
- BlackBuried
- blackholing
- blacking out
- blamestorming
- blanding
- blank check company
- blargon
- BLAST
- blatherer
- BLBBLB
- BLD
- bleeding edge
- blended networking
- blendo
- BLIPs
- Blkbry
- bloatware
- BLOB
- block
- blockchain
- blog
- blogger
- blogosphere
- blogroll
- bloodware
- blow a buffer
- Blu-ray
- Blue Chip
- blue screen of death
- Bluetooth
- BLZRD
- BM
- BMF
- BMGWL
- BMOC
- BMOF
- BMOTA
- BMP or .bmp
- BMS
- BMW
- BN
- BNDN
- BNF
- BO
- BOAISY
- BOAT
- boat anchor
- BOB
- bob's your uncle
- BOBFOC
- BOCTAAE
- BOD
- body
- body nazis
- body scan
- BOFH
- bogus
- BOH
- BOHICA
- boil the ocean
- BOL
- bolt-on acquisition
- BON
- bonk
- Bonnie
- boobiecons
- BOOF
- book
- bookmark
- Boolean or Boolean logic
- boomerang child
- boomeranger
- boost
- boot
- booth bunny
- bootloader
- boots
- booya
- bop
- BORG
- bot
- BOTEC
- BOTL
- botnet
- BOTOH
- bottom-lining
- BOTUS
- bounce
- box
- bozo filter
- bozon
- BPLM
- bps
- BR
- brain drain
- brain dump
- brain fart
- brain hacking
- brain stain
- brand
- brand backyard
- brand domain
- brand lift
- brand police
- brandalism
- branded content
- brandstorming
- brandwidth
- brat
- BRB
- breadcrumb
- breadcrumbing
- break the Internet
- breakthrough value
- brick-and-mortar
- bricks-and-clicks
- BRICS
- bridge financing
- BRL
- BRO
- broadband
- broadcast
- broadcast storm
- brochureware
- brogrammer
- broken link or broken graphic
- broken pipe
- bronies
- bropocalypse
- brownout
- browse
- browse box
- browser
- browser compatibility
- browser skins
- browser support
- browser-safe colors
- BRT
- BRUF
- bruh
- bruised rationals
- brute force
- brute-force attack
- BS
- BSAAW
- BSBD&NE
- BSD
- BSEG
- BSF
- BSOD
- BSP
- BT
- BTA
- BTD
- BTDT
- BTDTGTS
- BTFLDY
- BTFO
- BTHOOM
- BTI
- BTN
- BTOIYA
- BTR
- BTSOOM
- BTTE
- BTTP
- BTTT
- BTW
- BTWBO
- BTWITIAILWU
- BTYC
- BTYD
- bucket brigade
- buddies
- BUFF
- buffer
- buffer page
- bug
- buggin' out
- bugrade
- buhbye
- build it and they will come
- bullet
- bullet clicker
- bulletin board
- bulletproof
- bump
- bumping
- bundle or bundling
- bunny suit
- burn
- burn rate
- burner phone
- burning the candle at both ends
- burning the midnight oil
- bus
- business need
- business plan
- busy signaling
- butt dial
- butt-brush factor
- button
- button exchange
- buzzerflies
- buzzword
- buzzword specialist
- buzzword-compliant
- BW
- BWDIK
- BWI
- BWL
- BWO
- BWTM
- by the drink
- BYAM
- bye Felicia
- BYKI
- BYKT
- BYOA
- BYOB
- BYOD
- BYOP
- BYOW
- bypass
- byte
- byte-bonding
- bytecode
- BYTME
- BZ