Definition

Verb: * To destroy oneself or itself automatically, often as a built-in mechanism or as a consequence of one's own actions. It implies an inherent or programmed process leading to complete ruin or termination.

Usage

The verb "self-destruct" is used to describe an automatic, often irreversible, process of destruction. It is frequently applied to mechanical devices, electronic data, or plans, and can be used metaphorically for people or organizations causing their own downfall. * It is typically used in active voice constructions (e.g., The device will self-destruct). * The past tense and past participle are self-destructed.

Examples

• Literal/Mechanical Use:
  • The spy's phone is programmed to self-destruct after the message is read.
  • In the movie, the spaceship self-destructed to prevent it from falling into enemy hands.
• Metaphorical Use:
  • His career self-destructed after the scandal.
  • The team's strategy self-destructed in the final minutes of the game.

Advanced Usage

• "self-destruct sequence": A series of steps or a timer that initiates the self-destruction of a device or system.
  • The captain activated the self-destruct sequence.
• "self-destruct mechanism": The physical or digital component designed to cause the destruction.
  • The briefcase was equipped with a self-destruct mechanism.

Variants and Related Words

• Self-destruction (noun): The act or process of destroying oneself.
  • His behavior was a slow form of self-destruction.
• Self-destructive (adjective): Having a tendency to cause harm to oneself.
  • She realized her self-destructive habits were holding her back.

Synonyms

• Implode: To collapse violently inward; often used metaphorically for sudden failure.
• Self-annihilate: A more formal term for destroying oneself.
• Self-sabotage: To deliberately ruin one's own chances; focuses on the behavioral cause rather than the final destructive act.

Related Idioms and Phrases

• To be on a self-destruct path/course/mission: To be engaged in behavior that will inevitably lead to one's own ruin.
  • After the divorce, he seemed to be on a self-destruct mission.

Verb

1. do away with oneself or itself
   • The machine will self-destruct if you tamper with it