meaning: a person cannot be expected to behave in a manner that is not in their character—numerous variants—first recorded in 1731 as ‘If we petition a Hog, what can we expect but a grunt’
(humorous and frequently ironic) determinedly or stubbornly independent—USA, 1841—apparently refers to the extreme helplessness of a hog (i.e., a pig) on the ice
Canada, 1970—the people who were born during the ‘baby boom’ of the years immediately following WWII, considered as a demographic bulge—any short-term increase or notably large group
the final four months of the calendar year, i.e., September, October, November and December—UK, 1863—from ‘-ember’ in ‘September’, ‘November’ and ‘December’
soldiers regarded simply as material to be expended in war—‘cannon fodder’ (1847), said to have been coined after German ‘Kanonenfutter’—French ‘chair à canon’ (1814), first used in reference to Napoléon Bonaparte
USA, 2019, derogatory—people (regarded as elitist and pretentious) who are alert to racial or social discrimination and injustice—a blend of the adjective ‘woke’ and of the noun ‘literati’
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”
used as an interjection to assert truthfulness, honour or sincerity—USA, 1851, as ‘honest Indian’—perhaps alludes to the fact that, in their past interactions with Europeans, Native Americans had to give assurance of their good faith
a person with facial acne—Californian high-school slang, 1963—in this expression, the pimples caused by facial acne are likened to slices of pepperoni on a pizza