hole in the wall
hole in the wall definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a small, dingy room, shop, etc., esp. one in a remote or unfrequented place
hole in the wall definition by American Heritage Dictionary
noun pl. holes in the wallThe 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.
A small, very modest, often out-of-the-way place.
hole in the wall - Phrases/Idioms
A small, modest, or obscure place, as in My new apartment is just a hole in the wall, or Believe it or not, that little hole in the wall is a great restaurant. This graphic term is often used disparagingly. [First half of 1800s]