Meanings
verbknow what's o'clock (third-person singular simple present knows what's o'clock, present participle knowing what's o'clock, simple past knew what's o'clock, past participle known what's o'clock)
present singular third person knows what's o'clock · participle present knowing what's o'clock · past knew what's o'clock · participle past known what's o'clock
Synonyms & antonyms
verbSynonym of know what is what.
Similar
Also see
Origin
Compare Dutch weten hoe laat het is.
Full word history & related roots →Cite this entry
APA
know what's o'clock. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/know%20what's%20o'clock
MLA
“know what's o'clock.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/know%20what's%20o'clock. Accessed November 5, 2026.
Chicago
WatkinsX Dictionary, s.v. “know what's o'clock,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/know%20what's%20o'clock.
Source: know what's o'clock on Wiktionary, CC BY-SA 4.0.