A tabby is a cat with fur that has dark lines on a lighter background.
Tabby cats are common and friendly.
Examples:
My cat is a tabby with brown fur.
The tabby cat likes to sleep in the sun.
I saw a tabby cat in the garden.
The tabby cat is very fat and funny.
All the tabby cats in the world are friends.
The tabby cat is the best cat in the world.