go pear-shaped

verb (idiom)


- to go (badly) wrong; to go awry

- if a plan goes pear-shaped, it fails

- if something has gone pear-shaped, it has failed or gone wrong

Oxford English Dictionary, Cambridge Dictionary, Collins English Dictionary



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PHRASE ORIGIN



The Oxford English Dictionary identifies to go pear-shaped as chiefly British, originally Royal Air Force slang.

Its earliest recorded quotation for this sense is from 1983, in Jeffrey Ethell and Alfred Price's Air War South Atlantic, describing an aircraft in trouble during the Falklands War.


Several explanations have subsequently been proposed. One suggests that a failed aircraft manoeuvre could develop an unintended, distorted shape. Another proposes an image of something that should remain round or symmetrical becoming distorted — rather like a balloon losing its proper shape.

But these explanations are theories, not established facts. The OED records the RAF origin but does not provide a definitive explanation for the choice of pear.

By the 1990s the expression was appearing in ordinary journalism and had escaped military slang. Its meaning had broadened from something going wrong in a specific context to almost anything going badly wrong.

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BLAME THE PEAR

A pear is a perfectly nice fruit — sweet, pretty, a favourite of painters. So why does English decide that "going pear-shaped" means disaster?

The answer isn't about fruit. It's about the circle. For thousands of years, people treated the circle and the sphere as the perfect shapes. The ancient Greeks were so sure the heavens moved in perfect circles that when the planets refused to behave, astronomers added extra little circles rather than give up the idea. Only in 1609 did Kepler admit the awkward truth: orbits are ellipses — squashed circles. The universe was pear-shaped all along.

That old instinct is still with us. A plan starts as a clean circle in our head: neat, whole, under control. Then reality leans on it, and it sags at the bottom. A pear is just a circle that reality has got into.

Notice how gentle the phrase is. Most sayings for failure are loud or crude — things go "to the dogs," "belly up," "down the toilet." — "Pear-shaped" is softer. It doesn't mean an explosion; it means a slow slide out of shape. That's why professionals like it. A pilot, a surgeon, a project manager rarely meets one big bang. What they meet is slow drift,... small, steady slippage.

Most "sudden" disasters had an outline we could have traced in advance — a budget swelling here, a deadline stretching there, a friendship going quiet at the top while resentment pooled at the bottom. People who catch trouble early aren't lucky. They're watching the outline instead of waiting for the crash.


There's something charming about naming your failures after a fruit rather than a bomb. The British, who gave us “go pear-shaped”, love to play disaster down — "a spot of bother," "not ideal." Calling ruin "pear-shaped" fits right in. It lets us admit things have gone wrong while keeping our dignity, and our sense of humour. Done well, understatement keeps us calm enough to fix things.

Helga & Paul Smith



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SYNONYMS


break down, collapse, come a cropper, come unstuck, fall apart, fall through, go awry, go badly wrong, go belly-up, go downhill, go off the rails, GO PEAR-SHAPED, go sideways, go south, go to pot, go to the dogs, go up in smoke, hit the skids, misfire, turn sour, unravel

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SMUGGLE OWAD into a conversation today, say something like:

“In British English, even disaster becomes more palatable: when things GO PEAR-SHAPED, at least you have a fruit to blame, not a person.”

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