Every man and his dog means almost everyone or a very large number of people. The phrase is often used when something becomes extremely common or widely done.
The saying appeared in British English in the 1800s. It exaggerates the image of so many people showing up that they even bring their dogs along.
The saying appeared in British English in the 1800s. It exaggerates the image of so many people showing up that they even bring their dogs along.
Don't feel so special, every man and his dog has a phone that can do that.