Definition of grasp or clutch or catch at straws or a straw in English:
Be in such a desperate situation as to resort to even the most unlikely means of salvation.
[from the proverb a drowning man will clutch at a straw]
- His dreams are wrong-headed and he clutches at straws, missing the salvation that's offered him.
- This is a case of desperate men clutching at straws.
- When interventionists resort to that kind of argument, they are grasping at straws.