CB

CB (or derivative) may refer to:

Architectural/engineering

* Block coefficient (Cb), determining fullness of ship's hull
* Chrysler Building, a skyscraper in New York City, New York
* Concrete Block, also cinder block, clinker block, or foundation block [US] , Concrete Masonry Unit (CMU) [US] , breeze block [UK]

Business

* Carte Bancaire, a bank card brand
* Cell Broadcast in GSM networks
* Christianssands Bryggeri, a Norwegian brewery

Geo-political

* Cambodia, FIPS Pub 10-4 country code and obsolete NATO digram
* Cambridge, British post code for eastern England served by the Cambridge postal sorting office
* Children's Bureau, a federal agency within the Administration For Children and Families of the United States Department of Health and Human Services
* Congress-Bundestag Youth Exchange Program, a scholarship for youth exchange between the United States and Germany
* ScotAirways, IATA airport code

Military

* "Companion in The Most Honourable Order of the Bath", a title conferred by the British and Commonwealth orders and decorations
* Construction Battalion, a United States Navy unit responsible for constructing airstrips and roadways
* Large Cruiser, retired US Navy hull classification symbol

Popular culture

* Citizens' band radio, a system of short-distance radio communications
* Coffee-bitch, used in many offices as an irreverent form of the term gofer
* Cold beer, an abbreviation commonly used by fraternity members in the Southeastern United States
* Corned beef, a cut of beef cured or pickled in a seasoned brine
* Cowboy Bebop, an anime and manga popular in Japan and the United States
* Chris Brown (entertainer), an R&B artist
* Crash Bandicoot, a series of video games and its eponymous main character
* Cara-Beth Burnside, a pioneer of women's professional skateboarding and snowboarding
* Chastity belt, a locking item of clothing designed to prevent sexual intercourse
* Care Bears, a set of characters appearing on greeting cards and in other mediacracker barrell
* Chef Boyardee, canned food

cience/medical

* Cannabinoids, a group of substances that bind to animal cannabinoid receptors
* Columbium, an obsolete abbreviation (now known as niobium)
* Critical bands, the frequency bandwidths of human auditory filters
* Cumulonimbus cloud, a type of cloud that is tall, dense, and involved in thunderstorms and other intense weather

ports

* Chicago Bulls, a professional basketball team playing in the NBA
* Cleveland Browns, a team in the National Football League
* Chicago Bears, a team in the National Football League
* Chris Benoit, a professional wrestler
* Centre-back, a defensive position in association football
* Cornerback, a position in American football

Technology

* Closed Beta, a software development stage or testing process