The cook's best knife had fallen clear of slack fingers.
Even so, the best knives can slip: there are about 100 deaths by fugu in Japan every year.
That class had the best knives I ever saw.
We'll have the best knives in the Ship to back us up.
I have left my best knife behind in the hut.
Nevertheless, having called for boiling water and cleansed his best knife over a candle flame, he took the risk.
He stole my best knife and went missing.
"My best knives," Thom muttered, but he made no effort to get down and retrieve them.
It's not your best knife, what do you care?
But it's the best knife for slitting fish I ever had.