This is a dialect spelling of "I'd rather." It means, "If I had a choice...." You usually hear this said when someone does not want to do one thing, but would prefer something else. For example, "If I had my druthers, I'd go to a movie instead of to the museum."
If I had my druthers between prime rib and fried chicken, I would pick the prime rib.
It is a corruption of 'I would rather' (have or do something else).As in "If I had my druthers I'd be rich and famous."
druthers
It's not really an idiom. It means "what are you thinking about."
RFP is not an idiom. It's an abbreviation.
It is not an idiom, it means your nose is itching.
It means having what you'd prefer-- "Druther" is a slurring of "I'd ruther" (a pronunciation of "rather")," as in "I have to go to school, but I'druther [I would rather] go to a party"
idiom means expression like a page in a book
It's not an idiom. It means the tip of your nostril.
"Sieve" is not an idiom. See the related link.
This is not an idiom. It is a measurement. $100,000 is how you write it in numbers.
Simply its mean a bully.