15-letter words containing b, o, u, s
- borough-english — (until 1925) a custom in certain English boroughs whereby the youngest son inherited land to the exclusion of his older brothers
- borscht circuit — summer resort hotels in the Catskills and White Mountains, where entertainment is provided for the guests
- bourbon biscuit — a rich chocolate-flavoured biscuit with a chocolate-cream filling
- boustrophedonic — of or relating to lines written in opposite directions
- bowstring truss — a structural truss consisting of a curved top chord meeting a bottom chord at each end.
- boys' night out — an evening spent outside of the home by a group of men
- brachystomatous — having a short proboscis, as certain insects.
- branchiostegous — branchiostegal.
- breach of trust — a violation of duty by a trustee or any other person in a fiduciary position
- british council — an organization founded (1934) to extend the influence of British culture and education throughout the world
- bronchial tubes — the bronchi or their smaller divisions
- brussels sprout — Brussels sprouts are vegetables that look like tiny cabbages.
- buffalo soldier — (formerly, especially among American Indians) a black soldier.
- buffer solution — a solution to which a salt of a weak acid or base has been added
- bughouse square — Informal. any intersection or park mall in a big city where political zealots, agitators, folk evangelists, etc., congregate to argue and make soapbox speeches.
- bulimia nervosa — a disorder characterized by compulsive overeating followed by vomiting: sometimes associated with anxiety about gaining weight
- bullnose header — bull header (def 1).
- bullnose-header — Also called bullnose header. a brick having one of the edges across its width rounded for laying as a header in a sill or the like.
- bullock's heart — the large, edible fruit of a tropical American tree, Annona reticulata.
- bullock's-heart — the large, edible fruit of a tropical American tree, Annona reticulata.
- bum someone off — to disappoint, annoy, or upset someone
- bum someone out — to upset, distress, annoy, depress, bore, etc. someone
- bureau of mines — a division of the Department of the Interior, created in 1910, that studies the nation's mineral resources and inspects mines.
- business double — a double made to increase the penalty points earned when a player believes the opponents cannot make their bid.
- business office — the office where the financial transactions, bookkeeping, etc. for a firm or institution are carried on
- business person — Business people are people who work in business.
- business school — A business school is a school or college which teaches business subjects such as economics and management.
- butcher's-broom — a liliaceous evergreen shrub, Ruscus aculeatus, that has stiff prickle-tipped flattened green stems, which resemble and function as true leaves. The plant was formerly used for making brooms
- button mushroom — Button mushrooms are small mushrooms used in cooking.
- buys-ballot law — the law stating that if one stands with one's back to the wind, in the Northern Hemisphere the atmospheric pressure will be lower on one's left and in the Southern Hemisphere it will be lower on one's right: descriptive of the relationship of horizontal winds to atmospheric pressure.
- by all accounts — according to everyone
- cartesian doubt — willful suspension of all interpretations of experience that are not absolutely certain: used as a method of deriving, by elimination of such uncertainties, axioms upon which to base theories.
- casual labourer — a person who is employed on a temporary, rather than a permanent or regular basis
- cerebrovascular — of or relating to the blood vessels and the blood supply of the brain
- chamber counsel — a counsel who advises in private and does not plead in court
- charles coulomb — Charles Augustin de [sharl oh-gy-stan duh] /ʃarl oʊ güˈstɛ̃ də/ (Show IPA), 1736–1806, French physicist and inventor.
- chestnut bottle — an American glass bottle or flask of the 19th century, having slightly flattened sides.
- circumambagious — in a round-about manner
- claustrophobics — Plural form of claustrophobic.
- combat fatigues — the uniform worn by soldiers when fighting
- combat neurosis — battle fatigue.
- combat trousers — Combat trousers are large, loose trousers with lots of pockets.
- combustibleness — The state or quality of being combustible.
- combustion tube — a tube of heat-resistant glass, silica, or ceramic, in which a substance can be reduced, as in a combustion furnace
- consubstantiate — (of the Eucharistic bread and wine and Christ's body and blood) to undergo consubstantiation
- corruptibleness — The state or quality of being corruptible.
- counterbalances — Plural form of counterbalance.
- countersink bit — a tool for countersinking
- countersubjects — Plural form of countersubject.
- coureur de bois — a French Canadian woodsman or Métis who traded with Native Americans for furs