A1
a sharp tool, usually with a metal blade and a handle, used for cutting and spreading food or other substances, or as a weapon
Dictionary examples:
My dog ate my knife homework. (0.0)
My cat likes to eat with a knife. (0.0)
She writes love letters with a knife. (0.0)
a fish/butter/steak knife (9.7)
I prefer to use a knife and fork. (15.9)
He drew/pulled a knife and stabbed her. (32.5)