English Idioms About “Animals”
Idiom: Rabbit hole
Meaning: (From Alice in Wonderland) A way into a bizarre world.
Example: School’s starting up again, time to “Go Down the Rabbit Hole” once more.

English Idioms About “Animals”
Idiom: Not enough room to swing a cat
Meaning: Not very much space. Said abut a small place.
Example: Their house was very small. There wasn’t enough room to swing a cat.

English Idioms About “Money”
Idiom: Big bucks
Meaning: Lots of money.
Example: The new managing director must be making big bucks after his promotion.