knows one's ass from one's elbow

A form of know one's ass from one's elbow — Synonym of know one's ass from a hole in the ground.

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Meanings

verb
  1. indicativepresentsingularthird personthird-person singular simple present indicative of know one's ass from one's elbow
Cite this entry
APA

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

MLA

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

Chicago

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

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