keeno

plural keenos

1. derogatoryslangA pupil who works hard; a swot.

   I was one of my year's only sad keenos, which resulted in me at perhaps thirteen years old competing in the district sports 1500-metres event[…]

   2011, Steve Backshall, Looking For Adventure

   2 more examples

   There was a perception that a pupil could be clever, yet not a 'keeno', so long as one's display of ability was not too overt. Such 'cool' cleverness is an attribute for the astute teacher to foster in boys!

   1998, Kevan Bleach, Raising boys' achievement in schools, page 47

   Those in the back row are the rebels, who are hoping to get away with messing around or doing some marking. Those who sit at the front are the keenos who have all the answers.

   2004, Sue Cowley, Sue Cowley's A-Z of Teaching, page 18

1. alternativeuncountableAlternative form of keno (“gambling game”).