hoist by one’s own petard: Idiom Meaning and Origin

What does ‘hoist by one's own petard’ mean?

The idiom "hoist by one's own petard" means to be harmed or defeated by one's own actions or plans. It originates from a quote by Shakespeare's Hamlet, where a petard is a small explosive device that can blow up the person who set it.

Idiom Explorer

Unanticipated Blasts

The idiom "hoist by one's own petard" has a fascinating origin and carries a specific meaning. Derived from a line in William Shakespeare's play "Hamlet," the idiom describes a situation where someone's own actions or plans result in their downfall or harm. This can be compared to similar idioms such as "by one's own hand," "be one's own worst enemy," "brick in one's hat," and "dig one's own grave."

The phrase "hoist by one's own petard" includes three components: "hoist," "one's own," and "petard." In this context, "hoist" refers to being lifted or raised, "one's own" signifies personal ownership or responsibility, and "petard" is a small bomb used in medieval warfare to breach defenses. The use of active voice and concise sentences enhances clarity and readability.

He hoisted himself up, but the petard exploded.

The historical implications of the term "petard" provide crucial insight into the idiom's meaning. A petard was a dangerous weapon that could easily backfire if not handled with care. This connection between the petard weapon and the idiom suggests that the consequences faced by the subject are a result of their own actions or plans. Similarly, someone who is "hoist by one's own petard" can be compared to someone who is "by one's own hand," causing their own downfall.

While the idiom does not appear verbatim in "Hamlet," the closest line is spoken by Hamlet himself, who states, "For 'tis the sport to have the enginer / Hoist with his own petar." The term "enginer" refers to someone skilled in engineering or crafting, further emphasizing the connection to the dangerous weapon. This adds depth to the understanding of the idiom and enhances the comprehensibility of the article.

Over time, "hoist by one's own petard" has become a commonly used phrase, encompassing scenarios where individuals find themselves undone by their own actions, plans, or intentions. This is similar to being one's "own worst enemy," as individuals contribute to their own downfall. It is like placing a "brick in one's hat," which obstructs progress and leads to negative outcomes. The idiom can also be likened to "digging one's own grave," as individuals unknowingly contribute to their own demise. The use of relatable idioms adds interest and variety to the article.

The idiom "hoist by one's own petard" captures the poetic irony and justice of someone being undone by their own actions or plans. Derived from Shakespeare's "Hamlet," the phrase emphasizes personal responsibility and the potential destructive power of one's own actions. Its enduring usage in contemporary language demonstrates its resonance with audiences across time. This can be compared to the idioms "by one's own hand," "be one's own worst enemy," "brick in one's hat," and "dig one's own grave," reminding us of the timeless truth that our own devices can be our undoing.

Example usage

1. John tried to sabotage his colleague's presentation, but he ended up being hoist by his own petard when his own mistakes were revealed.

2. The company decided to cut corners on safety regulations, but they were hoist by their own petard when an accident occurred and they were held liable.

3. In his attempt to discredit his opponent, the politician ended up being hoist by his own petard when evidence emerged of his own unethical behavior.

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