round the twist
idiomatic phrase
British, informal
: very angry, annoyed, or irritated
Her constant complaining is driving me round the twist.
also
: mentally unsound
Cite this Entry
“Round the twist.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/round%20the%20twist. Accessed 3 Nov. 2025.
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Merriam-Webster unabridged
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