Finer than frog hair informal
Very good
You look so elegant today! This dress is finer than frog hair.
Your idea is finer than frog hair.
Very thin
The weather is so cold, but she only wears a coat that finer than frog hair.
Strong body, mind or will
Used to describe someone or something that is very cool or good
The top quality
1. Good or fantastic
2. (of a person) Attractive, or sexy
3. A sexually attractive person
To obtain a lot of experience with something, especially at a young age
people often do irrational or foolish things when they are in love.
I and my boyfriend have decided to get married in the summer. I don't think that's wise, since we won't have enough money saved by then to set up house. But then, one cannot love and be wise.