a real Severus Snape
a person who talks down to you like you're a kid who just spilled juice on their pants
My gym teacher is a real Severus Snape. He said I looked like a cow wearing a helmet when I fell off the parallel bars.
My dad is a real Severus Snape. He told me I should've known I was going to fail the test because I didn't study.
My crush is a real Severus Snape. She said I looked like a confused raccoon when I asked her to the dance.