Nonentity – unimportant person or thing
No entry (nonentity) to unimportant people. They use the side door.
Examples of nonentity in a sentence
The celebrity cut in front of me as if I were a nonentity.
Since Peters is a nonentity, he will soon realise it is impossible to take the Congressional seat from the popular politician.
While the pizza maker was once a nonentity who made pizzas in his garage, he now owns over two hundred pizza stores.