18-letter words containing b, o, a, k
- net book agreement — a former agreement between UK publishers and booksellers that until 1995 prohibited booksellers from undercutting the price of books sold in bookshops
- on the back burner — low priority
- prairie wake-robin — a woodland trillium, Trillium recurvatum, of the central U.S., having purple-mottled leaves and brown-purple flowers.
- put the clock back — to regress
- schofield barracks — a town on central Oahu, in central Hawaii.
- scottish blackface — a common breed of hardy mountain sheep having horns and a black face, kept chiefly on the mainland of Scotland
- shorthand notebook — a notebook used by a shorthand writer
- social bookmarking — the practice of saving bookmarked Web pages to a public website as a way to share the links with other Internet users: Social bookmarking is a tool that allows you to add tags and comments to your bookmarks.
- software backplane — (programming, tool) A CASE framework from Atherton.
- take a bite out of — If something takes a bite out of a sum of money, part of the money is spent or taken away in order to pay for it.
- take a shine to sb — If you say that someone has taken a shine to another person, you mean that he or she liked them very much at their first meeting.
- task control block — (architecture) An MVS control block used to communicate information about tasks within an address space that are connected to an MVS subsystem such as MQSeries for MVS/ESA or CICS.
- the back of beyond — a very remote place
- the black mountain — a mountain range in S Wales, in E Carmarthenshire and W Powys. Highest peak: Carmarthen Van, 802 m (2632 ft)
- tick all the boxes — to satisfy all of the apparent requirements for success
- transmission brake — A transmission brake is a brake that operates on the transmission system of a vehicle rather than directly on the wheels.
- turn one's back on — the rear part of the human body, extending from the neck to the lower end of the spine.
- under the jackboot — If a country or group of people is under the jackboot, they are suffering because the government is cruel and undemocratic.
- westinghouse brake — a railroad air brake operated by compressed air.
- wingback formation — single wingback formation.
- yerkes observatory — an astronomical observatory located in Williams Bay, Wisconsin, affiliated with the University of Chicago, and having a 40-inch (102-cm) refracting telescope, the largest refractor in the world.