USA, early 1960s—to test, check or research the condition or quality of a product, service, etc., before purchase or use—alludes to the practice consisting for a prospective buyer in kicking the tyres of a motorcar when inspecting it
the practice of reducing a product’s amount or volume per unit while continuing to offer it at the same price—blend of ‘shrink’ and ‘inflation’—2014—apparently coined by Pippa Malmgren
a coin-operated phonograph (typically in a gaudy, illuminated cabinet) having a variety of records that can be selected by push button—USA, 1939—earlier appellation: jook organ (Florida, 1937)
a film which fails to achieve the commercial success that was expected—UK, 1986—from ‘flop’ (a failure) and ‘-buster’ in ‘blockbuster’ (a film which achieves great commercial success)
absenteeism among police officers (and by extension other workers) who claim to be ill but are in fact absent to support union contract demands or negotiations—USA, 1967—alludes to the traditional colour of police uniforms
a long-awaited sign that a period of hardship or adversity is nearing an end—UK, 1862—the image is of a railway tunnel, and the phrase has been used literally
irresponsible or unfounded optimism—1857, apparently coined by Charles Dickens—refers to Wilkins Micawber, a character in Dickens’s novel David Copperfield (1850)
UK, 1954—the economic policy of Rab Butler, Conservative Chancellor of the Exchequer (1951-5), regarded as largely indistinguishable from that of Hugh Gaitskell, Labour Chancellor of the Exchequer (1950-1)—blend of ‘Butler’ and ‘Gaitskell’ plus suffix ‘-ism’