all mouth (and no trousers/action)

idiom

Definition of all mouth (and no trousers/action)

British, informal
used to describe someone who talks a lot about doing something but never actually does it

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“All mouth (and no trousers/action).” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/all%20mouth%20%28and%20no%20trousers%2Faction%29. Accessed 13 Aug. 2020.

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