tutti quanti

• tutte quante

From Italian tutti quanti.

tutti quanti pl

1. All, everything, everyone; all that, all of those.
   • 1796, Edward Gibbon, Memoirs of my Life and Writing, page 77:

     his illiberal use of Voltaire, Hume, Buffon, the Abbe Reynal, Dr. Robertson, and tutti quanti can be injurious only to himself.

   • 2010, Tony Judt, New York Review of Books, Blog, 11 Mar 2010:

     I knew my Foucault as well as anyone and was familiar with Firestone, Millett, Brownmiller, Faludi, e tutte quante.

tutti quanti m (invariable, feminine tutte quante)

1. everyone, all and sundry
2. everything