Every bit the woman you described to me, so I knew her right off.

These are the four you undoubtedly know off the top of your head.

With all that work they know the document off by heart.

There was, in fact, nothing whatever wrong with her heart (that she knew off).

Ah, what was the use, when she knew it off by heart?

He also become known for his fun/joking style on and off the field.

It is also known from similar depths off the island's South coast.

He is also known for eccentricities both on and off the court.

Probably cooler not to know your good reviews off by heart.

He was well known as a 'consummate professional' both on and off the field.