‘wheelie bin’: meaning and origin

UK, 1983—a large, rectangular dustbin with a hinged lid and wheels on two of the corners—bins on wheels were introduced into the United Kingdom in 1980 on the model of what was done in the Federal Republic of Germany

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‘technosaur’: meaning and origin

a person who shows no proficiency in the use of information technology—USA, 1998—from ‘techno-’ in ‘technological’ and ‘technology’, and ‘-saur’ in ‘dinosaur’, i.e., a person who is unable to adapt to change

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‘flash mob’: meaning and origin

USA, 2003—a group of people organised by means of the internet, mobile phones or other wireless devices, who assemble in public to perform a prearranged action together and then quickly disperse

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‘pipsqueak’: meanings and origin

a person or thing that is insignificant or contemptible—1910—originally (1900): a type of small high-velocity shell, with reference to the high-pitched sound of its discharge and flight

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‘Mexican overdrive’: meaning and origin

the practice of coasting downhill in a motor vehicle, with the engine disengaged—USA, 1949, lorry-drivers’ slang—one of the phrases in which ‘Mexican’ denotes basic devices or processes compared unfavourably with more advanced equivalents

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‘Tardis’: meanings and origin

various meanings, in particular: something with a larger capacity than its outward appearance suggests—UK, 1968—the name, in TV series Doctor Who, of a time machine outwardly resembling a police telephone box, yet inwardly much larger

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‘keytar’: meaning and origin

a synthesizer designed to be held in the manner of a guitar, with one hand playing a keyboard while the other operates controls on an extended handle—USA, 1979—from ‘key-’ in ‘keyboard’ and ‘-tar’ in ‘guitar’

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‘fudge factor’: meaning and origin

a factor speculatively included in a hypothesis or calculation, especially to account for some unquantified but significant phenomenon or to ensure a desired result—USA, 1947

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‘hovercraft’: meanings and origin

a vehicle which travels on a cushion of air—UK, 1958, apparently coined by engineer Christopher Sydney Cockerell—also, USA, 1958, in the sense of “a flying car”

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