12-letter words containing b, u
- blow through — to leave; make off
- blue catfish — a large freshwater catfish, Ictalurus furcatus, that is a popular food fish in the states of the Mississippi River valley.
- blue devil's — a blue capsule or tablet containing the barbiturate amobarbital or its derivative.
- blue dogwood — a shrub or small tree, Cornus alternifolia, of eastern North America, having clusters of white flowers and bluish fruit.
- blue helmets — armed troops under the sponsorship of the United Nations, used for peacekeeping
- blue jasmine — a southern U.S. shrubby vine, Clematis crispa, of the buttercup family, having solitary, bell-shaped, blue or bluish-purple to pink flowers and bearing fruit with silky appendages.
- blue melilot — a European plant, Trigonella caerulea, of the legume family, having long-stalked clusters of blue and white flowers.
- blue norther — a cold north wind that brings rapidly falling temperatures.
- blue pointer — a large shark, Isuropsis mako, of Australian coastal waters, having a blue back and pointed snout
- blue springs — a town in W Missouri.
- blue stilton — a rich cheese made from whole milk, blue-veined and very strong in flavour
- blue succory — a composite garden plant, Catananche caerulea, of southern Europe, having very hairy leaves and blue flower heads, used by the ancients as a love potion.
- blue swimmer — an edible bluish Australian swimming crab, Portunus pelagicus
- blue thistle — blueweed (def 1).
- blue vitriol — the fully hydrated blue crystalline form of copper sulphate
- blue whiting — a fish of the cod family, Micromesistius poutassou
- blue-blooded — A blue-blooded person is from a royal or noble family.
- blue-on-blue — of or relating to friendly fire
- blue-singlet — working-class
- blue-sky law — a state law regulating the trading of securities: intended to protect investors from fraud
- blue-thistle — Also called blue thistle. a bristly weed, Echium vulgare, of the borage family, having showy blue flowers, a native of Europe naturalized in the U.S.
- bluefin tuna — the largest tuna (Thunnus thynnus): it has bright red flesh and is important as a game and food fish
- blueprinting — a process of photographic printing, used chiefly in copying architectural and mechanical drawings, which produces a white line on a blue background.
- blues guitar — blues guitar music
- bluesnarfing — the practice of using one Bluetooth-enabled mobile phone to steal contact details, ring tones, images, etc from another
- bluestocking — A bluestocking is an intellectual woman.
- boar-hunting — the practice of hunting wild boars
- boarding out — the local-authority practice of placing a client in a foster family or voluntary establishment and paying for it
- boatbuilding — Boatbuilding is the craft or industry of making boats.
- bodybuilding — Bodybuilding is the activity of doing special exercises regularly in order to make your muscles grow bigger.
- boiler house — a building housing a boiler
- boisterously — rough and noisy; noisily jolly or rowdy; clamorous; unrestrained: the sound of boisterous laughter.
- bolt upright — If someone is sitting or standing bolt upright, they are sitting or standing very straight.
- bombacaceous — of, relating to, or belonging to the Bombacaceae, a family of tropical trees, including the kapok tree and baobab, that have very thick stems, often with water-storing tissue
- bonne bouche — a tasty titbit or morsel
- bonnet rouge — a red cap worn by ardent supporters of the French Revolution
- bonus number — (in the National Lottery) a number announced after the normal six numbers which influences the amount of prize money paid
- bonus scheme — a scheme in a company or other organization according to which employees receive a bonus if they meet specified targets
- book burning — the destruction of writings of which the subject, the view of the author, or the like is considered politically or socially objectionable: used as a means of censorship or oppression.
- boom-or-bust — boom-and-bust.
- booster pump — A booster pump is a pump which is used where pressure is low and needs to be increased.
- bootylicious — sexually attractive, esp with curvaceous buttocks
- booze cruise — a day trip to a foreign country, esp from England across the English Channel to France, for the purposes of buying cheap alcohol, cigarettes, etc
- border guard — a guard stationed on a border between countries
- borough hall — a building housing the administrative offices of a borough.
- boskop skull — a portion of a human skull found in South Africa, of undetermined relationship and geological age: formerly associated with a hypothetical Boskop race
- bottle gourd — an Old World cucurbitaceous climbing plant, Lagenaria siceraria, having large hard-shelled gourds as fruits
- bottom house — the open space beneath a house built upon high pillars
- bottom quark — a type of quark with a mass of c. 4.7 to 5.3 GeV/c2, a negative charge that is 1⁄3 the charge of an electron, zero charm, and zero strangeness
- bottom round — a cut of beef taken from outside the round, which is below the rump and above the upper leg.