a peg to hang (something) on
noun phrase
British
: something (such as a fact or issue) that is used as support or a reason for something said or done
He used the incident as a peg to hang his theory on.
Dictionary Entries Near a peg to hang (something) on
Cite this Entry
“A peg to hang (something) on.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/a%20peg%20to%20hang%20%28something%29%20on. Accessed 24 Apr. 2024.
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Merriam-Webster unabridged
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