What does "one and all" mean?

The entire set of persons or things within a given domain, considered both as separate individuals and collectively.

What is a synonym for "one and all"?

Common synonyms include: a to izzard, a to z, aggregate, all, all agreeing, all and some.

pron

pron ·Uncommon ·Advanced level

Pronoun

1
The entire set of persons or things within a given domain, considered both as separate individuals and collectively. idiomatic
"Therefore my friends, stand to it one and all, refuse this filthy trash."

"Therefore my friends, stand to it one and all, refuse this filthy trash."