Keen - Crossword Clue, Answer and Explanation

'keen' is the definition.
(I know that keen can be written as sharp)

This is all the clue.

(Other definitions for sharp that I've seen before include "Cutting; note" , "Incisive" , "music feature" , "Good cutting edge or acute road turn" , "Bitter" .)

I've seen this clue in the USA Today, The Times, The New York Times, the Sydney Morning Herald, The Wall Street Journal, The Irish Independent, The Mirror, the Penny Press, the King Feature Syndicate, the Evening Standard, The Independent, The Guardian and The Telegraph.

'keen' is the definition.
(I know that keen can be written as acute)

This is all the clue.

(Other definitions for acute that I've seen before include "Shrewd; severe" , "Urgently pressing" , "Extremely sharp or intense" , "feature at the beginning and end of a French summer" , "Sharp as of mind - or pain" .)

I've seen this clue in the USA Today, The Times, The New York Times, the Sydney Morning Herald, The Wall Street Journal, The Irish Independent, The Mirror, the Penny Press, the King Feature Syndicate, the Evening Standard, The Independent, The Guardian and The Telegraph.

'keen' is the definition.
(both can mean enthusiastic)

This is all the clue.

(Other definitions for avid that I've seen before include "Keen and eager" , "'Eager, zealous (4)'" , "Greatly desirous" , "Showing active interest and enthusiasm" , "Keenly interested" .)

I've seen this clue in The Sun, The New York Times, The Mirror, The Star Tribune, the Penny Press, the King Feature Syndicate, the Evening Standard, The Independent, The Guardian and The Telegraph.

'keen' is the definition.
(I've seen this in another clue)

This is all the clue.

(Other definitions for agog that I've seen before include "with eyes on stalks" , "Excitedly interested" , "Bug-eyed" , "Expecting" , "Eager and wide-eyed" .)

I've seen this clue in The Sun, The New York Times, The Mirror, The Star Tribune, the Penny Press, the King Feature Syndicate, the Evening Standard, The Independent, The Guardian and The Telegraph.

'keen' is the definition.
(keen can mean 'wail in grief')

This is all the clue.

(Other definitions for wail that I've seen before include "Cry of grief" , "Cry piteously" , "blub" , "Howl" , "Whimper" .)

I've seen this clue in The Sun, The New York Times, The Mirror, The Star Tribune, the Penny Press, the King Feature Syndicate, the Evening Standard, The Independent, The Guardian and The Telegraph.

'keen' is the definition.
(I've seen this before)

This is all the clue.

(Other definitions for ardent that I've seen before include "Enthusiastic or passionate" , "Burning, passionate" , "Intensely enthusiastic" , "Having great warmth of feeling like a lover" , "'Fervent, impassioned (6)'" .)

I've seen this clue in The New York Times, the Sydney Morning Herald, the Universal, the Penny Press and the Evening Standard.

'keen' is the definition.
(I've seen this before)

This is all the clue.

(Other definitions for enthusiastic that I've seen before include "Ardent - thin suitcase (anag)" , "Full of fervour" , "warm" , "Eager" , "Intensely keen and interested" .)

I've seen this clue in The Telegraph and The Independent.

'keen' is the definition.
(thesaurus)

This is all the clue.

(Other definitions for red-hot that I've seen before include "So fresh it burns - like news scoop" , "Glowing warmly" , "Glowing; extremely popular" , "Very, very warm" , "Glowing; passionate" .)

I've seen this clue in the Evening Standard.

Keen (5)