The pinnacle of n00bishness, usually found in people who blame video games for violence. Or it could be Dark Souls, and just rage quit every time, and then burn your console on a spike.
I can't get past the 1stlevel of this game, why is it so hard!
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.