English Reference
verb · adjective

triggered

v. · adj.
US /ˈtɹɪɡɝd/ UK /tɹˈɪɡəd/ trig·gered

  1. 01 B2 Upper Intermediate

    v.to make something happen suddenly, especially a process or a reaction.

    v.to initiate a process or reaction, often as the primary causal agent in a chain of events.

    Simple

    The smoke from the burnt toast triggered the fire alarm in the hallway.

    In context

    The sudden collapse of the regional bank triggered a massive sell-off across the global stock markets as investors panicked.

    Usage

    Often used in the passive voice to describe an automatic or inevitable result.

  2. 02 B2 Upper Intermediate Medicine

    adj.feeling very upset, shocked, or anxious because something reminded you of a bad experience.

    adj.experiencing a strong emotional or psychological reaction, typically due to a stimulus that recalls a past trauma.

    Simple

    He felt triggered by the loud noises because they reminded him of the accident.

    In context

    The therapist advised the patient to identify specific environments where they felt most triggered by sensory reminders of the event.

    Usage

    While originally a clinical term, it is now frequently used in general conversation to describe strong negative reactions.

  3. 03 C1 Advanced InformalSlang

    adj.feeling very angry or annoyed, often used to describe people on the internet.

    adj.exhibiting a state of intense irritation or anger, often in response to a perceived social or political slight.

    Simple

    He got triggered just because someone disagreed with his post online.

    In context

    The comment section was full of triggered users arguing over the controversial policy change.

    Teacher's tip

    This sense is often used mockingly or dismissively in online debates; learners should use it carefully as it can sound rude.

The reports have triggered a storm over pilot drug testing and aviation safety in India.

BBC News· 15 Aug 2026

I don’t think anybody really knows exactly what triggered this, but he starts to talk a lot about it publicly in the mid-60s.

The Guardian· 21 Jul 2026
This entry
Level B2 · Upper Intermediate
Frequency Frequent
Updated