His behavior this morning, unlike that of some people, had been thoroughly professional.

But above all, she always offered a highly intelligent performance, and she was thoroughly professional.

Graduate from a mom-and-pop operation to a thoroughly professional one.

She had, in fact, kept a thoroughly professional distance.

As a diplomat he was thoroughly professional, in an age of titled amateurs.

He was a good selection; Pace had made a thoroughly professional choice.

But the group, which performed on Saturday night at the school's fifth-floor theater, had a thoroughly professional look.

As he was a thoroughly professional journalist, he already knew the media inside out.

I've said throughout that I thought the trial was being conducted in a thoroughly professional way.

And the Beach Boys turned in a thoroughly professional show.