know something or someone for what it/he/she is

idiom

Definition of know something or someone for what it/he/she is

: to understand what something or someone truly is Now I know them for what they are—liars. before scientists knew the disease for what it is—a virus

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“Know something or someone for what it/he/she is.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/know%20something%20or%20someone%20for%20what%20it%2Fhe%2Fshe%20is. Accessed 5 Jun. 2020.

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