1 〔弱くなる〕grow weak; weaken
My father is growing perceptibly weaker with age.
I've begun to lose strength in my legs recently.／Recently my legs have started to weaken.
She doesn't have as much drive [energy] as she used to.
Exhaust gas is killing this tree.
Her eyesight has been failing for the last several months.
2 〔困る〕be at a loss what to do, be perplexed; 〔苦境にある〕be in a fix
Last night I missed the last train and found myself in a fix.
As all my proposals have been turned down, I am at my wits' end.
When she was spoken to in English, she didn't know what to do.
I was bored to death by his long-windedness.
Her stubbornness really beats [gets] me.
This sultriness has me beaten.
The common people are suffering from the rise in prices.
I don't know what to do with you.
Oh, no! It's begun to rain.
Look, please forget it. I've done nothing to deserve your thanks.
He is depressed because his work is not going very well.