What does "item number" mean?

An upbeat musical number within a film, accompanied by a provocative dance sequence performed by attractive women, or "item girls".

What is a synonym for "item number"?

Common synonyms include: barcode numbers, catalog numbers, serial numbers.

noun

noun ·Rare ·Advanced level

Noun

1
An upbeat musical number within a film, accompanied by a provocative dance sequence performed by attractive women, or "item girls". India
"The vampy item girls were thus outpaced by the heroines performing item numbers."

"The vampy item girls were thus outpaced by the heroines performing item numbers."