as clean as a hound's tooth

Другие идиомы:

• see a man about a dog
• you can't teach an old dog new tricks
• as crooked as a dog's hind leg
• top dog
• to hound (someone)
• hair of the dog that bit one
• every dog has his day
• lead a dog's life
• put on the dog
• let sleeping dogs lie
• shaggy dog story
• tail wagging the dog
• call the dogs off
• dog-eat-dog
• in the doghouse