under fire

being criticized for something

The Senator is under fire for saying that the protesters should be charged with treason.

by The Return of Light Joker April 30, 2009

Build a fire under

An action taken by mountain people to get mules to move when they refuse to budge

Guy 1: where is laura?
Guy 2: she wont answer her phone so i will build a fire under her until she does
Guy 1: i dont get why you treat her like any random bitch when she clearly isnt . there is something I have to tell you

by I love laura May 19, 2013