burn
Noun pluralburns
Pluralburns
- 1
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- 4An injury to the skin or body caused by heat, cold, rubbing, electricity, radiation, or strong chemicals.
Like the red, sore mark left when you touch something very hot.
She got a nasty burn from the hot pan.
The doctor treated his burn with cool water.
UsageYou get a burn from something hot.
- 5
- 6The act of setting fire to something.
The controlled burn cleared the dead grass from the field.
Firefighters watched over the burn until the last embers died.
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- 8
- 9To ruin something, such as food or a machine, by making it too hot, or to be ruined this way.
You can burn the motor if you run it without oil.
Stir the rice often so it does not burn on the bottom of the pot.
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Less common meanings
- 14
- 15To get sore, red skin from too much sun.
Fair-skinned people burn easily at the beach.
I always burn if I forget sunscreen.
UsageSay I burn easily in the sun.
Similarredden
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- 19A mark or hole made in something by fire or something hot.
There's a burn on the table where someone put down a hot pan.
My favorite shirt has a burn from the iron.
Similarscorch
Note
- 20To betray someone who trusts you.
Like a friend who tells your secret to someone who can hurt you.
He burned his best friend to save himself.
Don't trust her. She'll burn you the moment it helps her.
Similarbetray, double-cross, shop, grass
Note
- 21
- 22
- 23The act of copying data onto a disc or chip so it stays there.
Like saving a file so it stays even after you turn off the computer.
My laptop froze halfway through the burn, and the CD was ruined.
Always check the data after each burn.
Note
- 24
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- 26Of an element, to turn into another element through nuclear fusion, or of a star, to use an element this way.
Like one kind of building block slowly turning into a different one.
In the sun's core, hydrogen burns into helium.
Stars shine because light elements burn deep inside them.
Similarfuse
Note
- 27A short firing of a spacecraft's engines to change where it is going.
Like a quick push that steers a toy boat a new way.
The crew waited for the next burn to adjust their path.
A short burn pushed the capsule into a higher orbit.
Similarfiring
Note
- 28To expose a secret agent's false identity.
Like telling everyone someone's secret name so they can't hide anymore.
One careless photo burned the spy's cover.
A double agent can burn an entire network.
Similarexpose, compromise, unmask, out
Note
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- 33To fix subtitles permanently into a video so they cannot be turned off.
- 34Tobacco, especially in British prisons.
- 35The heating or baking of something such as bricks, or what comes out of it.
- 36A plant disease that makes crops look scorched.
- 37Of chemicals, to react strongly and give off heat.
- 38In a hiding game, to be very close to the hidden thing.
- 39In curling, to touch a moving stone by mistake.
- 40In pontoon, to exchange two cards for two new ones, or deal a card that cannot be played.
- 41To throw away a card in a card game.
Showing meanings only.
Practice
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Origins
From Middle English, partly from Old Norse, and it replaced the Old English words for burning. It goes back to an old root meaning 'to boil.'
Checked 31 Oct 2026 · 4 facts
- Burn derives from Middle English. en.wiktionary.org
- Its ancestry is partly Old Norse. en.wiktionary.org
- Burn replaced the corresponding Old English verbs. en.wiktionary.org
- The verb ultimately derives from a reconstructed root meaning 'to boil'. en.wiktionary.org
From an Old English word meaning "spring" or "fountain," so it means a small stream.
Checked 31 Oct 2026 · 1 fact
- Burn descends from an Old English word glossed as spring or fountain. en.wiktionary.org