know one's head from one's ass

verb

Synonym of know one's ass from a hole in the ground.

Similar
know one's ass from a hole in the ground
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Meanings

verbknow one's head from one's ass (third-person singular simple present knows one's head from one's ass, present participle knowing one's head from one's ass, simple past knew one's head from one's ass, past participle known one's head from one's ass)

present singular third person knows one's head from one's ass · participle present knowing one's head from one's ass · past knew one's head from one's ass · participle past known one's head from one's ass

  1. Synonym of know one's ass from a hole in the ground.

    Synonyms: know one's ass from a hole in the ground

Synonyms & antonyms

verbSynonym of know one's ass from a hole in the ground.

Similar
know one's ass from a hole in the ground
Also see
know one's ass from a hole in the ground
Cite this entry
APA

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

MLA

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

Chicago

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

Source: know one's head from one's ass on Wiktionary, CC BY-SA 4.0.