know of
Intermediate (B1)neutral
To have heard of someone or something, even if you don't know them well.
"I know of a good restaurant near the station, but I've never been there myself."
Hear it in context

“DARK Funding!” - Baron Trump Theory, Clavicular, Peter Thiel & THE BALLROOM | Jack Mac
Julian Dorey · 106:25
we know of.

The Realization That Life Is Absurd Is Only the Beginning...
Pursuit of Wonder · 8:41
to know of odds, to know of possibilities, to know of all that you can and do,

Something Very Strange Is Happening To London
Evan Edinger · 20:37
You know of London.

Michael's Favourite Science Books
The Rest Is Science · 30:15
I know of him.

“DARK Funding!” - Baron Trump Theory, Clavicular, Peter Thiel & THE BALLROOM | Jack Mac
Julian Dorey · 106:25
That we know of.