KEE'NNESS, n. Eagerness; vehemence; as the keenness of hunger.
1. Sharpness; fineness of edge; as the keenness of a razor.2. The quality of piercing; rigor; sharpness; as the keenness of the air or of cold.3. Asperity; acrimony; bitterness; as the keenness of satire, invective or sarcasm.4. Acuteness; sharpness; as the keenness of wit.