A butter finger is someone who drops something. It really applies to someone who drops stuff on a regular basis. It does not mean the candy bar nor does it mean you actually have butter on your fingers.
No, it is a description of what to do to butter when you are cooking - make a light cream out of it by stirring gently.
an idiomatic expression
It means that something is easily accessible or attainable, as if you could simply reach out and touch it with your fingers, that's how close it is.
idiomatic expression
"Turn a deaf ear" is an idiomatic expression meaning to ignore or pay no attention to something.
"You" is not an idiom. It is a pronoun.
Idiomatic expression
humbly
Jasjs
Give me 1 example of idiomatic expression
This expression means real and simple.
yes it is