Definition of dimwittedness in English:

dimwittedness

noun

informal

See dimwitted

‘He sighs at your dim-wittedness and does not laugh at your attempts at humour.’
  • ‘They were popularly derided for their congenital dim-wittedness, which here furnishes an appropriate intellectual counterpart to the social standing of the ex-slave Sarmentus.’
  • ‘The humor is not in dim-wittedness and one-upmanship but in warmly portrayed everyday fallibility, in comic outbursts during which ordinary people give off funny or funny-sad sparks that keep both the farcical and the maudlin at bay.’
  • ‘Who does have enough capital and dim-wittedness?’
  • ‘Frustrated by her friend's dim-wittedness and by the community's obdurate Presbyterian mentality, she rushes to help.’