What is "called to the bar"

Usage examples of "called to the bar".

Some little joke about being called to the bar flickered up in Miss Walker's mind, but her companion was in such obvious earnest that she stifled down her inclination to laugh.

It's the first time I ever heard of a private Dick being called to the Bar, and becoming an expert on the law of contract.

There are others more generally questioned and called to the Bar, yet methinks of an easie and possible truth.

I make no manner of doubt but that, in this light, we may see the imaginary future chancellor just called to the bar, the archbishop in crape, and the prime minister at the tail of an opposition, more truly happy than those who are invested with all the power and profit of those respective offices.