UK, 1677—a bad cough indicative of impending death—with allusion to the churchyard as the site of burial, ‘churchyard’ has been used attributively of something indicative of, or associated with, (impending) death
UK and USA, 1889—used of anything that is speciously high-class in appearance, but is commonplace in reality—‘Queen Anne’ means ‘beautiful’, as opposed to ‘Mary Ann’, meaning ‘vile’; ‘low’; ‘mean’
USA, 1815—UK, 1822—to use long or obscure words in speech, especially excessively or unnecessarily; to speak grandiloquently or bombastically—1680 with reference to the Latin dictionary compiled by Ambrosio Calepino
UK, 1980—denotes someone or something that is unwelcome, unpopular, etc.—first recorded in a remark by the Scottish comedian Billy Connolly, but perhaps originated in Royal-Navy slang
UK, 1877—humorous: a holiday or period of leisure spent drinking alcoholic liquor—blend of the nouns ‘alcohol’ and ‘holiday’—has, in the course of time, been coined on separate occasions by various persons, independently from one another
UK, 1741—all day, incessantly—also, in early use, ‘morn, noon and night’—different from the juxtaposition of the nouns ‘morning’, ‘noon’ and ‘night’, which refers to an action taking place first in the morning, then at noon, and finally at night
USA, 1999—unfashionable or socially awkward in a way regarded as appealing or endearing—blend of ‘adorable’ and ‘dork’—the noun ‘dork’ denotes an odd, socially awkward, unstylish person
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, 1897—‘Piccadilly window’: a monocle—hence ‘Piccadilly-windowed’: monocled—alludes to ‘Piccadilly’, the name of a street and of a circus (i.e., a rounded open space) in London