put up or shut up
idiom
informal
—used to tell someone in a somewhat rude way to start doing something or to stop talking about it
You've complained long enough. It's time to put up or shut up.
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“Put up or shut up.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/put%20up%20or%20shut%20up. Accessed 31 Oct. 2024.
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