grasp at straws

US /ɡræsp æt strɔːz/
UK /ɡræsp æt strɔːz/
"grasp at straws" picture
1.

to try to find a way to succeed or a reason for hope when there is very little chance of either

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He's just grasping at straws, hoping for a miracle.
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The company is grasping at straws to avoid bankruptcy.
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strawgraspgrasp atstraw pollthe last strawgrasp the nettlethe straw that breaks the camel's back