Chiefly Australian informal; to spoil or ruin, or to treat cruelly
Definitions
To spoil or ruin (something, especially a plan, chance, or opportunity). Turning up late cruelled his chances of getting the job.
To treat (an animal or person) with cruelty; to abuse. They were fined for crueling the horses in their care.
Dialectal (chiefly US); intensifier meaning 'extremely'
Definitions
Extremely; very (dialectal). It's cruel cold out tonight.