grasp at a straw(redirected from grasping at a straw)
grasp at a straw
To make a desperate attempt to salvage a bad situation. A: "But what about all those times I took the trash out when you hadn't even asked me to?" B: "That has nothing to do with why you're in trouble now, so stop grasping at a straw."
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.