if it isn't
idiom
—used to express surprise about meeting someone when it is not expected
Well, if it isn't my old friend Tom!
Cite this Entry
“If it isn't.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/if%20it%20isn%27t. Accessed 28 Nov. 2025.
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Merriam-Webster unabridged
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