the world and his wife
US /ðə wɜːrld ænd hɪz waɪf/
UK /ðə wɜːrld ænd hɪz waɪf/

1.
il mondo intero, tutti quanti
a very large number of people; everyone
:
•
When the new store opened, the world and his wife were there.
Quando il nuovo negozio ha aperto, il mondo intero era lì.
•
Don't tell anyone, or soon the world and his wife will know.
Non dirlo a nessuno, altrimenti presto il mondo intero lo saprà.