Taking a bull by its horns would be the most direct but also the most dangerous way to try to compete with such an animal. When we use the phrase in everyday talk, we mean that the person we are talking about tackles their problems directly and is not worried about any risks involved.
If something is the cat's meow, it's excellent.
When people talk turkey, they discuss something frankly.
If someone's bark is worse than their bite, they get angry and shout and make threats, but don't actually do anything.
This is an expression meaning there are many different ways of doing the same thing.
This used as a way of telling people that something suspicious is happening.
A thousand pound gorilla in the room is an idiom which can be used to say something is the biggest problem in the relationship between two or more persons or countries.
Someone that throws pearls to pigs is giving someone else something they don't deserve or appreciate. ('Throw pearls before pigs' and 'Cast pearls before swine' are also used.)
If someone is thrown to the wolves, they are abandoned and have to face trouble without any support.
This idioms means 'for a very long time'. ('Until the cows come home' is also used.)