Australia, 1909—(horseracing) a bet is sure to pay off; (in extended use) something is a very strong probability—from the notion that the punter is so confident of winning the bet that he is prepared to put the whole city of London on a horse to win a brick, i.e., a ten-pound note
a small component of a much larger structure, system or process; an insignificant individual within a large population or community—commonly associated with ‘Another Brick in the Wall’, the title of a three-part composition by the British band Pink Floyd in their 1979 rock opera ‘The Wall’, but has been used since 1867
UK, 1888—a person who interrupts at an inconvenient moment—alludes to a visitor from Porlock, in Somerset, England, who, according to Samuel Taylor Coleridge (1772-1834), interrupted him during the composition of ‘Kubla Kahn’
UK, 1816—a meaningless bantering phrase—originated in a print published in June, satirising the fact that a bill on additional taxation on soap had been brought in unobtrusively in May by the Chancellor of the Exchequer
UK, 1869—a limping gait affected by some members of fashionable society in imitation of Alexandra of Denmark, who developed a limp after contracting rheumatic fever in 1867—‘Alexandra’ was used to form compounds designating things popularised by, or associated with, Alexandra of Denmark, consort of Edward VII
USA—‘in mothballs’ (1892): in a state or period of inactivity, disuse, reserve, storage or postponement—‘out of mothballs’ (1905): back into activity, into use
USA, 1956—denotes a core principle, value, belief, characteristic, aspect, etc., of the U.S.A. or its citizens—more generally, the nouns ‘motherhood’ and ‘apple pie’ have been juxtaposed in enumerations of things and persons exemplifying U.S. values
from 1924 onwards in stories by English author P. G. Wodehouse—a facetious appellation for a medical practitioner specialising in the diagnosis and treatment of mental illness—‘loony’: shortened form of ‘lunatic’
USA, 1936—psychiatrists or psychiatric workers—refers to the traditional use of white coats by medical personnel—often used in the stereotypical image of a mentally-disordered person being borne away to a psychiatric hospital by psychiatric workers
USA—‘bottle show’ 1976—‘bottle episode’ 2003—an inexpensively produced episode of a television series that is written so that it requires only one set or scene and a limited number of cast members—may refer to the constrained nature of such episodes, or to pulling a genie out of a bottle