Verb phrase. To start a business.
This refers to old shops or guilds in the 1800's and before, where their business name was carved on a piece of wood called a shingle, which they would hang out over their front door for pedestrians to see.
This refers to old shops or guilds in the 1800's and before, where their business name was carved on a piece of wood called a shingle, which they would hang out over their front door for pedestrians to see.