Translation guide
The English idiom 'grasp at straws' describes a desperate attempt to find hope or a solution when options are scarce, often by clutching at weak or unlikely possibilities. In Japanese, there is no single direct idiom, but several expressions and strategies convey similar desperation, depending on context.
Expressing that someone is trying anything, even unlikely things, out of desperation.
Literally 'the feeling of clinging even to a straw'. This is the closest Japanese equivalent to 'grasp at straws', used when someone is so desperate they'll rely on anything, no matter how unreliable.
When someone is making flimsy or illogical arguments out of desperation.
Both relate to the straw metaphor. 藁にもすがる思い describes the feeling of desperation, while 溺れる者は藁をも掴む is a proverb stating a general truth. Use the former for personal feelings, the latter for commenting on situations.
Do not translate 'grasp at straws' literally as '藁を掴む'. The idiomatic meaning is conveyed by the phrases above. A literal translation will sound unnatural.
He tried that dubious treatment, grasping at straws.
Proverb meaning 'a drowning man will clutch at a straw'. Used to describe the act of grasping at straws in a desperate situation.
As they say, a drowning man will clutch at a straw; he sought any help he could get.
Means 'to cling to a ray of hope'. Conveys the desperation of holding onto a tiny, unlikely chance.
She clung to a ray of hope and took the exam one more time.
Casual expression meaning 'to try something even though it probably won't work'. Implies a desperate or last-ditch attempt.
I bought a lottery ticket, grasping at straws.
When no idiom fits, you can describe the situation directly, e.g., '必死に何か手がかりを探している' (desperately searching for any clue).
He was desperately searching for any clue; it was like grasping at straws.
He was grasping at straws, making strained excuses and refusing to admit his mistake.
Verb meaning 'to stretch the facts' or 'to twist logic'. Describes the act of grasping at straws in an argument.
His explanation is completely grasping at straws.