Genetics, of course, adds a particularly bitter edge to the whole thing.

Eric asked, still smiling, but adding an edge to his words.

All this has added a new and desperate edge to even ordinary transactions.

The doctor lowered his voice and added an annoyed edge.

Barr added a much needed edge in the guitar department.

It would have added a bittersweet edge to his fall.

"They are trying to be cute and add an edge to the drink."

They simply go along because motivational tactics can add an extra edge.

I did tell you," he added, an edge in his voice.

Some experts in the field say moving the auction to Paris will add a new edge to the market.