Meaning of “keen” in the English Dictionary

"keen" in British English

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uk /kiːn/ us /kiːn/

keen adjective (EAGER)

B1 very interested, eager, or wanting (to do) something very much:

They were very keen to start work as soon as possible.
Joan wanted to go to a movie but I wasn't keen (= I didn't want to go).
She's a keen tennis player
She's keen on (playing) tennis.
UK My son's mad keen on cycling.
He's rather keen on a girl in his school (= he is very attracted to her).

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adverb uk /ˈkiː us /ˈkiː

They are keenly (= extremely) aware that this will be their last chance to succeed.

keenverb [ I ]

uk /kiːn/ us /kiːn/ literary
noun [ U ] uk /ˈkiːn.nəs/ us /ˈkiːn.nəs/

the quality of being keen

(Definition of “keen” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"keen" in American English

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keenadjective [ -er/-est only ]

us /kin/

keen adjective [ -er/-est only ] (STRONGLY FELT)

(esp. of emotions and beliefs) strongly felt:

a keen interest in painting

keen adjective [ -er/-est only ] (DEVELOPED)

(of an awareness or ability) very developed, or (of the mind) very quick to understand:

a keen eye for detail
a keen sense of smell

keen adjective [ -er/-est only ] (EAGER)

eager, interested, and enthusiastic:

Theresa isn’t too keen on pets.

(Definition of “keen” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"keen" in Business English

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uk /kiːn/ us

if competition between people or businesses is keen, they are using a lot of effort to be more successful than the others:

Some firms are diversifying their businesses in response to keen competition.

UK if prices are keen, they are lower and offer more value than others:

Superstores may offer keen prices that small-town shops cannot match.

UK very interested in something or eager to do something:

A keen member of two local investment clubs, he runs portfolios of shares for both himself and his wife.
a keen interest in sth Among the foundation's donors are corporations with a keen interest in issues before the legislature.
keen on sth Like every banker these days, he is keen on managing other people's wealth.
keen to do sth The company is keen to expand beyond the UK.

(Definition of “keen” from the Cambridge Business English Dictionary © Cambridge University Press)

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