Examples of use of unteachable
1. Scroll down for more ... How it should be: But well–behaved pupils are being disrupted by ‘unteachable‘ children who are being allowed back into school after being expelled Despite their appalling records, all the "unteachable" youngsters were allowed back into classrooms after being suspended or expelled.
2. Take the enticing satanic advice, and you arrive, quite quickly, at revolutionary terror, at the invention of the atom bomb, at the torture chamber and the building of concentration camps for those unteachable morons who do not share your vision of a just world.