keen on

keen on (someone or something)

Especially excited about or interested in someone or something. I'm glad that Jimmy and Lena are finally going on a date, since he's been keen on her for months. Traveling to Tokyo last July made me really keen on learning Japanese.

See also: keen, on

Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.

keen on someone or something

 and keen about someone or something

to be enthusiastic about someone or something. I'm not too keen on going to Denver. Sally is fairly keen about getting a new job. Mary isn't keen on her new boss.

See also: keen, on

McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.