USA, 1955—a dummy used in vehicle safety tests to assess the effect of crashes, collisions, etc., on the driver and passengers of the vehicle—also, figuratively: a person or thing used as a test subject
UK, 1965—humorous—the Soviet supersonic airliner Tupolev Tu-144—from ‘Concorde’, the name of an Anglo-French supersonic airliner, and the suffix ‘-ski’, in humorous imitation of Russian
1910s—a ship designed to carry submarines—likens the submarines carried in such ships to the immature young nursed in the abdominal pouch of female kangaroos
UK & USA, early 20th century—used in a variety of meanings, among which: ‘a postcard on which the sender could leave the imprint of a kiss’, and ‘a brief statement about kissing’
a container used to store for posterity a selection of objects thought to be representative of a particular moment in time—USA, 1938—coined to specifically designate the container built by the Westinghouse Electric and Manufacturing Company for the 1939 New York World’s Fair
USA, 1913—a small structure placed at the centre of a road junction which allows vehicles travelling in different directions to cross the junction safely at the same time by driving around the device in the same direction
USA, 1949—a person (originally and chiefly a girl or a woman) who is especially talkative—popularised from 1960 onwards by a proprietary name for a child’s talking doll manufactured by Mattel
UK, 1869—a mechanised full-size model of a bull, simulating the movement and behaviour of a bull (particularly in a corrida), used in public entertainments