‘nothingburger’: a person or thing of no importance, value or substance—‘mouseburger’: a young woman of unexceptional appearance and talents, regarded as timid, dowdy or mousy—from the use of ‘burger’ as the second element in compounds denoting types of hamburger
‘four-leaved clover’: a rare form of clover leaf having four leaflets, regarded as a lucky charm or sign of good fortune—superstition mentioned as early as 1620—sometimes associated with ‘even ash’, a rare form of ash leaf having an even number of leaflets
the nickname that the Venetian opera audience gave to Joan Sutherland when she sang Handel’s Alcina at the Fenice Theatre on 21 February 1960—Italian ‘è stupenda’ translates as ‘she is stupendous’
television programmes that are gratuitously shocking or sensational, or of poor quality—from their eliciting in the viewer a similar horrified fascination to that experienced by people watching scenes of cars crashing
USA, 1939 in The Grapes of Wrath, by John Steinbeck—a piece of homespun philosophy meaning that a man must do what he feels needs to be done, even if it is dangerous or undesirable
U.S.—used in reference to several muddy rivers, and, occasionally, to other waterbodies—originally (1890 to 1902) used in reference to the Missouri River
USA, 1973—a euphemism for a lie—coined on 17th June 1973, during the Watergate scandal, by Ronald Lewis Ziegler, President Richard Nixon’s Press Secretary
UK and USA, 1908: applied to a pair of trousers much too large for the wearer—later also applied to small cars and to socks much too large for the wearer
used to rebuke an unrealistic conditional—USA, 1808: ‘if my aunt had been my uncle, what would have been her gender?’—France, 1843: ‘si ma tante était un homme, ça serait mon oncle’ (‘if my aunt were a man, that would be my uncle’)