A person who is really small compared to their age group, and is really smart. They often study and get straight A's. Common baby nerd names are Donald, Christopher, and Matthew. They are easily offended when called a baby nerd, and use responses such as, "What are you talking about, I go outside more than you," but these are lies 99% of the time. Baby nerds often have a babyish face with glasses. Also they often study, read, and whine.
Hey Donald your such a baby nerd.
How am I a baby nerd?
Well, your sitting their reading a geometry book in Gym.
I'm not a baby nerd!
Your a butthead
and baby nerd