English Reference

Idiom

schoolboy error

Meaning

A fundamental, simple mistake.

Meaning adapted from Wiktionary, available under CC BY-SA 4.0.

Examples

“Forgetting to save my work was a total schoolboy error.”

“The team lost the championship because the goalkeeper made a schoolboy error in the final minute.”

“Despite his years of professional experience, the architect committed a schoolboy error by failing to account for the building's structural load.”

Examples

simple

“Forgetting to save my work was a total schoolboy error.”

contextual

“The team lost the championship because the goalkeeper made a schoolboy error in the final minute.”

complex

“Despite his years of professional experience, the architect committed a schoolboy error by failing to account for the building's structural load.”

Key words

Related idioms

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English Reference