"No one is so old but that he may learn."
"He is not such a fool but he knows it."
In these two sentences, What does "but" mean?
It means something like "that it is not the case (that)". This is an old-fashioned or literary usage.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
It means something like "that it is not the case (that)". This is an old-fashioned or literary usage.