by mistake

idiom

: because of a mistake : without intending to
I got on the wrong train by mistake.

Examples of by mistake in a Sentence

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But by mistake, Trey’s friend Kyle – the boy of King’s longtime associate Paul (Jeffrey Wright) – is the one being held, and King works with the police to pay the culprits and get the kid back. Brian Truitt, USA Today, 5 Sep. 2025 According to Johns Hopkins Medicine, MS is a chronic disease of the central nervous system in which the body’s immune system attacks itself by mistake. Ryan Brennan, Miami Herald, 29 Aug. 2025 Two days ago, by mistake, a cat walked near them. Oren Liebermann, CNN Money, 24 Aug. 2025 The crime-thriller stars Denzel Washington as a music industry exec who becomes a victim of extortion when his chauffeur’s son is kidnapped by mistake and held for ransom. Zac Ntim, Deadline, 15 Aug. 2025 See All Example Sentences for by mistake

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“By mistake.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/by%20mistake. Accessed 10 Sep. 2025.

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