English Idioms About “Health”
Idiom: Black out
Meaning: To lose consciousness.
Example: He blacked out when he fell.

English Idioms About “Animals”
Idiom: Have a cow
Meaning: (Also have kittens) to be very worried, upset or angry about something
Example: My father had a cow when I stayed out late yesterday.

English Idioms About “Colors”
Idiom: Blue-eyed boy
Meaning: (Also fair-haired boy) a person highly regarded by someone and treated with special favor
Example: He was the blue-eyed boy of the boss.

English Idioms About “Animals”
Idiom: Help a lame dog over a stile
Meaning: Said about someone who helps people who are in difficulty or trouble.
Example: You can trust him. He always helps a lame dog over a stile.

English Idioms About “Law”
Idiom: Signed, sealed and delivered
Meaning: (Also sealed and delivered) This expression refers to a document or an agreement which has been officially signed and completed satisfactorily.
Example: John: “Hey, have you finalized the purchase of the estate yet?” Leila: “Yes, I got all the documents… signed, sealed, and delivered!”

English Idioms About “Weather”
Idiom: Lovely weather for ducks
Meaning: Rainy weather.
Example: A: What’s the weather like there? B: It’s a lovely weather for ducks.