knows which end is up

A form of know which end is up — To possess sound judgment or common sense; to have a clear understanding of a situation.

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Meanings

verb
  1. indicativepresentsingularthird personthird-person singular simple present indicative of know which end is up
Cite this entry
APA

knows which end is up. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/knows%20which%20end%20is%20up

MLA

“knows which end is up.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/knows%20which%20end%20is%20up. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “knows which end is up,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/knows%20which%20end%20is%20up.

Source: knows which end is up on Wiktionary, CC BY-SA 4.0.