with your back to the wall

with (one's) back to the wall

In a bad or high-pressure situation in which one's choice or ability to act is limited. She finds herself with her back to the wall now that creditors are coming after her for more money than she makes. Sometimes, the best solutions arise when we are with our backs to the wall, when we don't have the luxury of examining every option under the sun.
See also: back, to, wall
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

with your back to (or up against) the wall

in a desperate situation.
See also: back, to, wall
Farlex Partner Idioms Dictionary © Farlex 2017
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References in periodicals archive ?
With your back to the wall, walk on to another bench with stone pillars.
Sit on the floor with your back to the wall, and pull your weight up by the ballet barre.
3 With your back to the wall, go to another bench with stone pillars then bear right head towards pine trees.