10 dog idioms and sayings

Why keep a dog and bark yourself
Meaning: Why hire someone to do something, then do it yourself?

That dog won't hunt
Meaning: That won't work, forget it

My dogs are barking
Meaning: My feet hurt

Three dog night
Meaning: Very cold; referring to the number of dog to cuddle up with to stay warm

Dog days of summer
Meaning: The hottest weeks of summer, from early July to early August; this is also when Sirius, the Dog Star, rises and sets with the sun

Dog my cats!
Meaning: Oh my!

A dog's breakfast/dinner
Meaning: A mixture of all kinds of things

I've got to go see a man about a dog
Meaning: I'm going to the restroom

Sad as a hound dog's eye
Meaning: Very sad, indeed

Like a dog with two tails
Meaning: Very happy