how long is a piece of string

idiom

British, informal
—used as a reply to a question when the answer is not known
"How long will you be staying?" "How long is a piece of string?"

Dictionary Entries Near how long is a piece of string

howlite

how long is a piece of string

howl with laughter

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“How long is a piece of string.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/how%20long%20is%20a%20piece%20of%20string. Accessed 25 Mar. 2023.

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