UK, 1877—a period of admission ending some time before the beginning of a theatrical performance, in order to offer a guaranteed seat or a wider selection of seating, typically for a higher price
excessive reverence for William Shakespeare—1901, coined by George Bernard Shaw—from ‘the Bard’, an epithet of William Shakespeare, and the combining form ‘-olatry’, forming nouns with the sense ‘worship of’, ‘excessive reverence for’
to speak the plural noun ‘prunes’ aloud in order to form the lips into an attractive shape—UK, 1846—particularly associated with portrait photography; also with kissing
UK, 1971—a pun on ‘Kensington Gore’, the name of a thoroughfare in London, and on the noun ‘gore’, denoting blood shed from a wound—it is unclear whether ‘Kensington Gore’ (as applied to artificial blood) was originally a trademark
from the image of a speeding explosive projectile—primary meaning (of a motorcar, an aircraft, a motorcycle, an animal, a person): to move very fast—later (also ‘to go down like a bomb’ and ‘to go down a bomb’): to be very successful or popular
Australia, 1834—used in various phrases, in particular as a type of someone or something in a very bad state or condition—also in the phrase ‘all behind like Barney’s bull’, meaning ‘very delayed’ or ‘backward’—origin unknown
UK, 1934—used of a person who pretends to be well-off despite having little money—the image is of a person who has expensive curtains on the windows of their house, but subsists on a diet of inexpensive fish