all show

idiom

Definition of all show

: an act of pretending to feel a particular way : an act of behaving a certain way in order to make others like or approve of one Her friendliness is all show.

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“All show.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/all%20show. Accessed 26 Jan. 2021.

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