(chiefly US) open to people of all ages, particularly to children under the age of 18 (of an entertainment event, particularly music or dance)

As an absolute imperative; sparing no effort or expense

plural of all-in

(chiefly Southern US, colloquial) Possessive of all y'all (standing in for all your).

plural of all in

A matter of indifference; a matter having no importance or consequence.

(literally) According to all available accounts or reports. / (idiomatic) According to everything that people have said.

(chiefly Southern US, redundant, pleonasm) Plural form of you.

The group spoken or written to.

plural of all rounder