everyone and their mother
- (idiomatic) A large number of people; most people.
- 2011, "Now Everyone And Their Mother Is Shorting China, Especially These Four Stocks", Business Insider
- 2007, Hot Fuzz
- DS Andy Wainwright: You do know there are more guns in the country than there are in the city.
- DS Andy Cartwright: Everyone and their mums is packin' round here!