USA, 1969—the phrases ‘off the radar’, ‘under the radar’ and ‘below the radar’ are used of something or someone that cannot be detected—the reference is to an aircraft flying too low to be detected by a radar
UK, 1813, as ‘to blot the landscape’, meaning, of an ugly feature, to spoil the appearance of a place—also used figuratively of anything unsightly or unappealing that spoils an otherwise pleasant scene
UK, 1879, as ‘a blot on one’s copybook’: a fault, misdemeanour or gaffe which blemishes one’s reputation—‘copybook’: an exercise book with samples of scripts, in which children practised their writing
USA, 1832—a rhetorical question calling attention to a non-sequitur or irrelevant statement or suggestion made by another person—the noun following ‘the price of’ is irrelevant to the context in which it is used
Ireland, 1891—used in negative contexts to denote rejection, especially in ‘not for all the tea in China’, meaning ‘not in any circumstances’—refers to China as a major producer of tea, and to tea as a commodity of great value
1894—in Australian English, the noun ‘bandicoot’, which designates an insectivorous marsupial native to Australia, has been used in numerous similes denoting deprivation or desolation
USA, 1929—the final responsibility lies with a particular person—from ‘to pass the buck’—‘buck’: in the game of poker, any object in the jackpot to remind the winner of some obligation when his or her turn comes to deal
Australia, 1976—used by Aborigines to depreciatively designate unemployment or welfare benefits—‘sit-down’ means: performed or obtained while sitting down, with the implication that no or few efforts are required
Australia, 1932: to attract unwelcome attention or criticism—originally, WWI slang: to draw artillery fire from the enemy, in reference to crab shells, used with punning allusion to artillery shells
UK, 1979—to sell a valuable resource or asset for immediate advantage—in particular: to dispose of a nation’s assets for financial gain—‘family silver’: something considered to be of great value, materially or otherwise