when you are wearing socks with tinker-bell on them, when they are stanky. you may also be stuffing them in someone's face (usually a pretty face). so sad.. usually said in an accent.
Someone or something that bites your ankles.
To a postman, an ankle biter is often known as a dog.
To an adult, an ankle biter may be a toddler.
To hikers, an ankle biter is sometimes a tick.
And so on.