The ultimate form of an insult. Usually used as a finishing move on the strongest of opponents to show that your intellect is stronger and more advanced.
Person 1: You so lame that not evengravity will pull you closer
You: ur mum gay lol
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.