The phrase 'keen on' means very enthusiastic or extremely excited about; as in "she was keen on going to the movies that Sunday". It is used to mean ardent; enthusiastic; or eagerly desirous. It is thus used to mean either having or showing a intense desire or interest, or an impatient expectancy.
Some synonyms for the phrase 'keen on' include the terms eager, enthusiastic, intense. The opposite would be 'not keen on', meaning not eager. For instance, 'While the little boy loved his new puppy, he was not keen on cleaning up after it'.
The term comes from the Middle English word kene; from the Old English word cene, meaning brave. The adverb form of the word is keenly; while the noun form of the same is keenness.
Some synonyms for the phrase 'keen on' include the terms eager, enthusiastic, intense. The opposite would be 'not keen on', meaning not eager. For instance, 'While the little boy loved his new puppy, he was not keen on cleaning up after it'.
The term comes from the Middle English word kene; from the Old English word cene, meaning brave. The adverb form of the word is keenly; while the noun form of the same is keenness.
