Meanings
nounknown quantity (plural known quantities)
plural known quantities
- A person or thing whose nature or value is well known.
We try to hire people who are a known quantity in the field of human interface design.
Synonyms & antonyms
Opposite
Cite this entry
APA
known quantity. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/known%20quantity
MLA
“known quantity.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/known%20quantity. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “known quantity,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/known%20quantity.
Source: known quantity on Wiktionary, CC BY-SA 4.0.