12-letter words containing o, u
- bucket about — (esp of a boat in a storm) to toss or shake violently
- bud mutation — a variation produced by a genetic alteration in the bud such that the seeds produced by the resulting growth perpetuate the change in succeeding generations.
- buenos aires — the capital of Argentina, a major port and industrial city on the Río de la Plata estuary: became capital in 1880; university (1821). Pop: 13 349 000 (2005 est)
- buffalo bill — nickname of William Frederick Cody. 1846–1917, US showman who toured Europe and the US with his famous Wild West Show
- buffalo bird — a cowbird, Molothrus ater, of North America.
- buffalo fish — any of a genus (Ictiobus) of large, humpbacked, freshwater sucker fishes found in North America
- buffalo gnat — any of various small North American blood-sucking dipterous insects of the genus Simulium and related genera: family Simuliidae
- buffalo robe — a carriage robe or rug made of the skin of the bison, dressed with the hair on
- buffaloberry — any shrub of the genus Shepherdia native to North America
- buffer force — a force separating two opposing sides
- buffer stock — a stock of a commodity built up by a government or trade organization with the object of using it to stabilize prices
- bugger about — If someone buggers about or buggers around, they waste time doing unnecessary things.
- bulk modulus — a coefficient of elasticity of a substance equal to minus the ratio of the applied stress (p) to the resulting fractional change in volume (dV/V) in a specified reference state (dV/V is the bulk strain)
- bull session — A bull session is an informal conversation among a small group of people.
- bulldog clip — A bulldog clip is a metal clip with a spring lever that opens and closes two flat pieces of metal. It is used for holding papers together.
- bullet point — A bullet point is one of a series of important items for discussion or action in a document, usually marked by a square or round symbol.
- bullet wound — a wound made by a bullet
- bullet-proof — Something that is bullet-proof is made of a strong material that bullets cannot pass through.
- bullock cart — a cart pulled by one or two bullocks
- bunco artist — a confidence trickster or con artist
- bunny boiler — a person, esp a woman, who is considered to be emotionally unstable and likely to be dangerously vengeful
- buoyancy aid — a type of usually foam-filled lifejacket designed for use in sports such as canoeing
- bur marigold — any plant of the genus Bidens that has yellow flowers and pointed fruits that cling to fur and clothing: family Asteraceae (composites)
- burglarproof — safeguarded or secure against burglary.
- burial mound — a barrow
- burkina faso — an inland republic in W Africa: dominated by Mossi kingdoms (10th–19th centuries); French protectorate established in 1896; became an independent republic in 1960; consists mainly of a flat savanna plateau. Official language: French; Mossi and other African languages also widely spoken. Religion: mostly animist, with a large Muslim minority. Currency: franc. Capital: Ouagadougou. Pop: 17 812 961 (2013 est). Area: 273 200 sq km (105 900 sq miles)
- burner phone — a disposable cell phone with prepaid service, often used with the intent to temporarily obscure the true identity or contact information of the user: Members of the cartel used burner phones to evade federal surveillance. I always give out the number from my burner phone when I’m going on a blind date.
- burnt almond — a sweet consisting of an almond enclosed in burnt sugar
- burnt orange — of a dark orange colour, sometimes due to calcination of orange pigment
- burro's tail — a succulent Mexican plant, Sedum morganianum, of the stonecrop family, bearing small, rose-colored flowers and long, hanging, nearly cylindrical stems with closely packed whitish-green leaves.
- burseraceous — of, relating to, or belonging to the Burseraceae, a tropical family of trees and shrubs having compound leaves and resin or balsam in their stems. The family includes bdellium and some balsams
- bus topology — bus
- butcher shop — a shop in which meat, poultry, and sometimes fish are sold.
- butter cloth — a type of open, unsized muslin
- butterscotch — Butterscotch is a hard yellowish-brown sweet made from butter and sugar boiled together.
- button quail — any small quail-like terrestrial bird of the genus Turnix, such as T. sylvatica (striped button quail), occurring in tropical and subtropical regions of the Old World: family Turnicidae, order Gruiformes (cranes, rails, etc)
- buttonholing — the hole, slit, or loop through which a button is passed and by which it is secured.
- buying group — an association of companies who use their combined purchasing power to achieve the best prices from suppliers
- buying order — an order to buy a certain security
- buying power — the amount of services or goods a company, person, group or currency is able to purchase
- buying-power — Also called buying power. the ability to purchase goods and services.
- by virtue of — on account of or by reason of
- byelorussian — Byelorussian means belonging or relating to Byelorussia or to its people or culture.
- cacao butter — cocoa butter
- cacophonious — cacophonous
- cadaverously — In a cadaverous manner.
- cadent house — any of the four houses that precede the angles: the third, sixth, ninth, and twelfth houses, which correspond, respectively, to neighborhood and relatives, work and health, philosophy and foreign travel, and secret matters and service to others.
- calamitously — In a calamitous manner.
- calcareously — in a calcareous manner
- calculations — Plural form of calculation.