A list

noun

1. a group of desirable or admired people who are welcomed especially in social and professional situations.

   Hollywood's A list turned out for the Oscars.

adjective

1. Also A-list pertaining to or being in an A list; prominent.

A list

noun

1. Compare B list

   1. the most socially desirable category

   2. ( as modifier )

      an A-list event

Word History and Origins

Origin of A list¹

First recorded in 1930–35