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Definitions of keen

1. To sharpen; to make cold. Webster Dictionary DB

2. To wail as a keener does. Webster Dictionary DB

3. Sharp; having a fine edge or point; as, a keen razor, or a razor with a keen edge. Webster Dictionary DB

4. Acute of mind; sharp; penetrating; having or expressing mental acuteness; as, a man of keen understanding; a keen look; keen features. Webster Dictionary DB

5. Bitter; piercing; acrimonious; cutting; stinging; severe; as, keen satire or sarcasm. Webster Dictionary DB

6. Eager; vehement; fierce; as, a keen appetite. Webster Dictionary DB

7. Piercing; penetrating; cutting; sharp; - applied to cold, wind, etc, ; as, a keen wind; the cold is very keen. Webster Dictionary DB

8. (Irish) a funeral lament sung with loud wailing Scrapingweb Dictionary DB

9. A prolonged wail for a deceased person. Cf. Coranach. Webster Dictionary DB

10. Keenness. The Concise Standard Dictionary of the English Language. By James Champlin Fernald. Published 1919.

11. very penetrating and clear and sharp in operation; "an incisive mind"; "a keen intelligence"; "of sharp and active intellect" Scrapingweb Dictionary DB

12. having a sharp cutting edge or point; "a keen blade" Scrapingweb Dictionary DB

13. a funeral lament sung with loud wailing Wordnet Dictionary DB

14. express grief verbally; "we lamented the death of the child" Wordnet Dictionary DB

15. Sharp; eager; as keen interest; piercing; bitter; as, keen wind; acute. The Winston Simplified Dictionary. By William Dodge Lewis, Edgar Arthur Singer. Published 1919.

16. Eager: sharp, having a fine edge: piercing: acute of mind: penetrating. The american dictionary of the english language. By Daniel Lyons. Published 1899.

17. Eager; piercing; sharp. The Clarendon dictionary. By William Hand Browne, Samuel Stehman Haldeman. Published 1894.

18. Very sharp and cutting; acute; shrewd. The Concise Standard Dictionary of the English Language. By James Champlin Fernald. Published 1919.

19. Eager; sharp; having a very fine edge; piercing; severe; bitter; acute of mind. Nuttall's Standard dictionary of the English language. By Nuttall, P.Austin. Published 1914.

20. Eager; sharp; fine-edged; piercing; bitter; acute. Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.

Usage examples for keen

1. She gave me a keen glance. – The Other Side of the Door by Lucia Chamberlain

2. Throckmorton's keen pleasure showed in his dark eyes. – Throckmorton by Molly Elliot Seawell