What does hyberle mean?
that's how my teacher spelt it...
hyperbole, the use of exaggeration as a rhetorical device or figure of speech.
If she is a Language Arts teacher, she may be talking about a hyperbole, which is described to be an element of literature with extreme exaggeration in a text.
There is no specific meaning of the word given. This could be due to spelling mistake. However, a word that is almost similar to the one given is spelt as 'heberle' which is associated with disposable services.