The definition of an aide is a person who does certain things for another person that makes that person's job easier or more efficient.
A person who takes over some of the duties of a teacher, like handing out supplies to the students, is an example of an aide.
aide definition by Webster's New World
noun an assistant an aide-de-camp Origin: Fr: see aid Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc. aide definition by American Heritage Dictionary
noun An aide-de-camp. An assistant; a helper: a nurse's aide. See Synonyms at assistant. Origin: French, from aider, to aid; see aid. The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. aide - Computer Definition
Android IDE) An integrated development environment (IDE) that runs on an Android device. It compiles Android source code into an APK file within the Android smartphone or tablet without requiring a personal computer or cloud-based processing. See IDE and Android.