In no way; to no degree. Used to express negation, denial, refusal, or prohibition: I will not go. You may not have any. (adverb)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "not" in a sentence
"So I make it a point not to be there..not to be in that spot."
"If I'm really evil, might I not stand back and *not* heal a party member so that I can loot a "friend's" backpack?"
"Of course this email references AR4 emails, which are clearly not deleted, since they make up the vast majority of the hacked dump, so were clearly *not* deleted..."