"This is so sad, Alexaplay Despacito" is a meme trending through social medias right now. It represents a mock conversation between a user and their Alexa digital assistant. The earliest known usage was on a Tumblr account bisexueal.
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.