It felt as though the doctor was using a very dull knife.
I will cut it out with a dull knife after you can no longer stop me.
Dear God, the only weapons we have are a couple of dull knives!
He took the dull knife out of her hand and pulled her up.
And you can cut the wine aroma with a dull knife.
"I heard you caught him," a voice like a dull knife said.
"I believe there's an appropriately dull knife in the wine table."
Leaving him had been painful beyond belief, like cutting off one of my arms at the shoulder with a dull knife.
I intend to skin those two boys with a dull knife.
He was just a boy with a dull knife, a handlight, and a rope.