The dog wagged its tail and barked loudly at the stranger.
Meaning: This means that the dog was moving its tail back and forth quickly and making a loud, sharp sound at the person it did not know.
Choice of Words: Dog is a four-legged animal that is often kept as a pet. Wagged means to move the tail back and forth quickly. Tail is the long, thin part of an animal's body that sticks out from its back. Barked means to make a loud, sharp sound, like a dog does. Loudly means in a way that is very loud. Stranger is a person that you do not know.
Alternative Expressions
Related Expressions