Freshman: Shut the hell up, you ankle-biter. There are still 4 grades worth of students who're older than you.
8th grader: I don't care I'm still the shiz.
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.
Todd: Gotta look good for my (insert genres of music some asshole mashed together) gig tonight. Gonna be some hot ladies there that I'm gonna try and hook up with!!
Evan: Um....when they're 16 and under we call them "girls", not "ladies" Todd.