1 general:: Everyone, as in She's told one and all about their quarrel. [c. 1375]
American Heritage Idioms
2 general:: Phrase(s): one and all everyone. • "Good morning to one and all," said Jane as she walked through the outer office. • Let’s hope that this turns out to be a wonderful party for one and all.
McGrawhill's American Idioms And Phrasal Verbs