We must curtail our trip because it has become to expensive.
He had to curtail his anger
"Mum always curtails my moaning by threatening to ground me."
He was told to curtail his blanking activities by the WikiAnswers supervisor. The headmaster was trying to curtail the amount of smoking that took place near to bike sheds. Their efforts to curtail...
We will have to curtail our spending so the funding will last to the end of the year.