IPA: /skræm/
KK: /skræm/
To leave a place quickly and suddenly, often because of fear or urgency.
When the fire alarm went off, everyone had to scram out of the building.
Past: scrammed
Past Participle: scrammed
A quick and urgent shutdown of a nuclear reactor, often done in emergencies to prevent accidents.
The technicians performed a scram to ensure the reactor was safely shut down during the emergency.
The word 'scram' originates from the early 20th century American slang, possibly derived from the phrase 'scram out', meaning to leave quickly or to run away. It does not have clear roots in Latin, Greek, or Old English.
Think of someone being told to 'leave quickly' — that's the essence of 'scram', which means to get out fast.