What is the meaning of Lineup?

a physical or photographic queue of people allegedly involved in a crime, allowing a witness to identify them

A list of trains that are expected to cross over a specified section of track during a specified time period.

A line of people or vehicles, in which the individual at the front end is dealt with first, the one behind is dealt with next, and so on, and in which newcomers join at the end; a queue.

An ordered list.

Collectively, the members of a team.

The batting order.

The order in which race-cars are positioned at the start of a race, based on qualifying times.

The set of product options available from a particular manufacturer or under a particular brand name.

The members of a music group at any one time.

The acts performing at a concert or festival.

The list of programs scheduled to be broadcast by a television station, or a position in that list.

lineup

Source: wiktionary.org