(Canadian slang, noun) Individual eager to demonstrate knowledge or participate enthusiastically in school, church, seminars, etc. Like nerd
, etc. but with more emphasis
on willingness and enthusiasm, and less on social
inadequacy, sycophancy, or natural ability.
Sally's classmates thought she was a keener because
she always put her hand
up in Chemistry, but her friends knew she had a crush on Mr. Smith.
A: I finished all the homework
for next week.
B: Don't be such a keener! You're making
the rest of us look bad!