Definition from Wiktionary, the free dictionary
acumen (plural acumens)
- Quickness of perception or discernment; penetration of mind; the faculty of nice discrimination.
1898, Winston Churchill, chapter 2, The Celebrity:
- Sunning himself on the board steps, I saw for the first time Mr. Farquhar Fenelon Cooke. […] A silver snaffle on a heavy leather watch guard which connected the pockets of his corduroy waistcoat, together with a huge gold stirrup in his Ascot tie, sufficiently proclaimed his tastes. […] But withal there was a perceptible acumen about the man which was puzzling in the extreme.
- Sir Arthur Conan Doyle in The Adventure of the Missing Three-Quarter
- No, no, my dear Watson! With all respect for your natural acumen, I do not think that you are quite a match for the worthy doctor.
- 1991, Silence Of The Lambs
- Hannibal Lecter: Why do you think he removes their skins, Agent Starling? Enthrall me with your acumen.
- sharpness, penetration, keenness, shrewdness, acuteness, acuity, wit, foxiness, intelligence, canniness
quickness of perception or discernment
Third declension neuter.