low blow

The real low blow is in the official communiqué in which the Swedish academicians justify their choice.

Violet walks all over her two youngest daughters, but Barbara matches her, low blow for low blow.

He later apologized, saying it was a “low blow and I take it back.”

And with this low blow to main rival Hillary Clinton in the final debate, it showed.

“Race to me is a low blow that people just use when they have nothing real to hate on,” she told the magazine.

He had no idea I wasn't interested in his other hanky-panky, but could tell I had had a low blow.