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Mea Culpa: Owning a Mistake and Clearing Someone’s Name

Learn natural ways to admit a mistake, accept blame, and talk about whether someone is responsible.

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Source: VOA Learning English · Words and Their Stories

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This story explores several ways English speakers talk about mistakes and responsibility. Some phrases are useful for a quick, personal apology; others sound more formal and are common in public statements or discussions of blame. It also introduces related words built from the Latin root culpa.

Cultural note: “My bad” and “that was on me” are casual ways to accept responsibility for an everyday mistake. “Mea culpa” sounds more formal or deliberately weighty, so it often appears in public apologies or commentary. None of these phrases alone guarantees that the speaker has made amends.

Keep exploringA short apology can sound casual, serious, or public-facing. Notice how the choice of phrase changes the tone—and how a few related words describe blame from different angles.

Phrase guide · 7 expressions

Explore the expressions

Original explanations and examples, created for learners. Save a card for later or hear the phrase spoken by your browser.

Admitting a mistake

Take responsibility in ordinary conversation or with a more formal apology.

my bad

Meaning

A casual way to admit that you made a mistake.

Tone & use

Very informal and usually suitable for a small everyday error with friends or coworkers you know well. It may sound too casual for a serious harm or formal apology.

Example

“I sent the old calendar invite by mistake—my bad. I’ll forward the corrected one now.”

NeutralVery informal

that was on me

Meaning

That was my responsibility or my mistake.

Tone & use

Informal and direct. It is useful when you want to own your part without making a long explanation.

Example

“I forgot to reserve the room; that was on me, so I’ll find us another space.”

NeutralInformal

mea culpa

Meaning

A statement that admits fault or says, in effect, “I was responsible.”

Tone & use

Formal-sounding and often used in public or written apologies. It can also be used humorously when the mistake is minor.

Example

“The editor issued a brief mea culpa after publishing the incorrect date.”

NeutralFormal / sometimes humorous

to err is human

Meaning

People naturally make mistakes; being imperfect is part of being human.

Tone & use

A proverb-like, reflective phrase. It can comfort someone, but on its own it may sound dismissive if an apology or repair is still needed.

Example

“To err is human, but we should still correct the figures before the report goes out.”

NeutralNeutral / reflective

Blame & responsibility

Describe fault, a person at fault, or someone cleared of blame.

culpable

Meaning

Responsible for something wrong or harmful.

Tone & use

A formal adjective, often used in legal, investigative, or serious public contexts. It is related vocabulary, not an idiom.

Example

“The review found the contractor culpable for ignoring the safety warning.”

NegativeFormal

the culprit

Meaning

The person or thing responsible for a problem or mistake.

Tone & use

Common in news, investigations, and light everyday talk. It can refer to an object or cause as well as a person.

Example

“We finally found the culprit: a loose cable was cutting the sound in and out.”

NeutralNeutral

exculpate someone

Meaning

Show that someone should not be blamed for an alleged mistake or offense.

Tone & use

A formal, uncommon verb, mostly found in legal or investigative writing. It is related vocabulary, not a conversational idiom.

Example

“The newly recovered message helped exculpate the employee from the accusation.”

PositiveFormal

Knowledge check

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Choose the expression that best fits each situation.

Try it · Choose the best expression

1 of 4

You accidentally send the wrong link to a teammate and want to acknowledge a small mistake casually. What could you say?