Grasping at straws
Meaning
Trying desperate measures with little chance of success.
Usage
Used to criticize futility.
Origin & History
Origins and dates here are approximate summaries. Many idioms have disputed or unknown origins, and not every date has been checked against a historical dictionary, so treat specific dates and stories as a starting point rather than a citation.
Imagery of drowning people grabbing floating straws.
Used since the early modern era.