warning
Alert to danger or trouble
something that tells you there may be danger or a problem
a warning about/against [something]; a warning that [clause]; give/issue a warning
- Officials issued a warning about dangerous waves along the coast.
- The label carries a clear warning: Keep out of reach of children.
- She ignored the warning and clicked the suspicious link anyway.
- The sign is a warning to drivers.
- We heard a warning before the storm.
Advance notice before something
time or notice before something happens
give [someone] warning; get warning; [amount of time]'s warning; with no warning
- The software gives users a ten-minute warning before restarting.
- We had very little warning before the evacuation order came.
- Please give me some warning if the meeting time changes.
- I need more warning before a big test.
- They gave us no warning about the delay.
Official caution for wrongdoing
an official message saying you did something wrong and must not do it again
get/receive/be given a warning; a written/verbal/final warning
- He received a written warning for repeatedly arriving late.
- The referee gave the player a warning before showing a card.
- After the customer complaint, the manager issued a formal warning.
- She got a warning at work.
- This is your final warning.
Cautionary example or lesson
an example that shows people what bad thing can happen
serve/act as a warning to [someone]; a warning against [something/doing something]
- The failed project is a warning to companies that grow too fast.
- His injury should be a warning against exercising without proper training.
- The scandal served as a warning that small mistakes can become public very quickly.
- The accident was a warning to other drivers.
- Her story is a warning about online scams.
Intended to warn people
used before a noun to mean that something gives a warning
warning [noun]
- A red warning light flashed on the dashboard.
- The dog gave a low warning growl when we came too close.
- She shot him a warning look before he said too much.
- The car has a warning light.
- He gave me a warning look.
- Base: warning
- Plural: warning, warnings
a word of warning
1Brief cautionary advice
a short piece of advice telling someone to be careful
- A word of warning: the trail gets very steep after the bridge.
- Let me offer a word of warning about buying used phones online.
- Just a word of warning—the restaurant is great, but the portions are huge.
fair warning
1Advance notice of trouble or action
A statement that tells someone something bad may happen soon, so they can prepare.
- Just as a fair warning, the boss is in a bad mood today.
- Consider this your fair warning before I take further action.
fair warning
1Clear enough advance notice
enough warning so that someone knows what to expect
- I gave you fair warning that the deadline would not move.
- Fair warning: the sauce is much hotter than it looks.
- The landlord must give tenants fair warning before entering the apartment.
spoiler warning
1Notice before revealing plot
a warning that you are going to tell part of a story’s ending or surprise
- Spoiler warning: the next paragraph discusses the ending of the film.
- Please give a spoiler warning before you talk about the finale.
- The review had a spoiler warning at the top.
trigger warning
1Notice about upsetting content
a note that warns people that something may be very upsetting
- The article includes a trigger warning for descriptions of violence.
- Some teachers give a trigger warning before discussing traumatic events.
- The video started with a trigger warning about self-harm.
trigger warning
3warning about distressing content
a short message before a text, video, etc. that tells people it includes content that could strongly upset or disturb some of them
- The article begins with a trigger warning about descriptions of violence.
- Please add a trigger warning before posting stories about self-harm.
- The teacher gave a trigger warning before showing the documentary.
warning bells ring
1Feel concern or suspicion
to make you feel that something may be wrong
- Her vague answers made warning bells ring in my head.
- The missing documents set warning bells ringing for the auditors.
- Warning bells should have rung when the seller refused to give a receipt.
warning shot
1Signal stronger action may follow
an action that warns someone that something more serious may happen next
- The guards fired a warning shot into the air.
- The lawsuit was a warning shot to other companies using the same technology.
- The coach’s public criticism felt like a warning shot to the whole team.
warning sign
1Indication of possible trouble
something that shows there may be a problem
- Frequent headaches can be a warning sign of stress.
- Investors saw the drop in sales as a warning sign.
- There were several warning signs that the relationship was unhealthy.
without warning
1suddenly; unexpectedly
Happening suddenly and when you do not expect it.
- The storm came without warning.
- He quit his job without warning.
without warning
1With no advance notice
suddenly, with no chance to prepare
- The fire alarm went off without warning.
- Without warning, the horse bolted across the field.
- The company changed the schedule without warning.