keen
IPA: kˈin
noun
- A prolonged wail for a deceased person.
- A surname.
verb
- (transitive, rare) To make cold, to sharpen.
- (intransitive) To utter a keen.
- (transitive) To utter with a loud wailing voice or wordless cry.
- (transitive) To mourn.
adjective
- (chiefly Commonwealth) Often with a prepositional phrase, or with to and an infinitive: showing a quick and ardent responsiveness or willingness; eager, enthusiastic, interested.
- Fierce, intense, vehement.
- Having a fine edge or point; sharp.
- Acute of mind, having or expressing mental acuteness; penetrating, sharp.
- Acrimonious, bitter, piercing.
- Of cold, wind, etc.: cutting, penetrating, piercing, sharp.
- (Britain) Of prices, extremely low as to be competitive.
- (US, informal, dated) Marvelous.
- (obsolete) Brave, courageous; audacious, bold.