It means exhausted.
The slang phase, "Too pooped to pop" means ... 'Too pooped' = too tired or worn out; 'to pop' = to participate/join in some activity
it mean a ranger has pooped LOL
it means you pooped yourself
tired or pooped
your turning into a fish
it means bobo pooped
RFP is not an idiom. It's an abbreviation.
It's not really an idiom. It means "what are you thinking about."
It is not an idiom, it means your nose is itching.
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.