know what's what

A form of know what is what — To understand the current situation; to know what is going on.

Similar
know the scorebe with itbe on the ballknow what's going on
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Meanings

verbknow what's what (third-person singular simple present knows what's what, present participle knowing what's what, simple past knew what's what, past participle known what's what)

present singular third person knows what's what · participle present knowing what's what · past knew what's what · participle past known what's what

  1. alternativeAlternative form of know what is what.

Synonyms & antonyms

verbbe well-informed

Similar
know the scorebe with itbe on the ballknow what's going on
Broader
know
Also see
know the score

Synonym sets from Open English WordNet, CC BY 4.0.

Cite this entry
APA

know what's what. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/know%20what's%20what

MLA

“know what's what.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/know%20what's%20what. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “know what's what,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/know%20what's%20what.

Source: know what's what on Wiktionary, CC BY-SA 4.0.