bay window
1. A large, protruding window that extends from the wall of a building and creates an alcove inside. Mom still decorates the bay window for every holiday.
2. slang A large and/or bulging stomach. If you don't get that bay window under control, you'll be asked to play Santa Claus this year!
bay window
n. a belly; an abdomen. You are going to have to do something about that bay window.