Definition - What does Lua mean?
Lua is a cross-platform scripting language written in ANSI C. It was created in 1993 in Brazil by members of the Computer Graphics Technical Group.
The name "Lua" is the Portuguese word for "moon."
Techopedia explains Lua
According to the history of Brazilian IT, part of the reason for the creation of Lua and other tools was the restriction of shared development across the Brazilian border. Lua was developed in order to support software advancement inside of the country. Lua has been used in video games, with technologies like Apache HTTP and NetBSD, and in conjunction with specific licensed software programs like Adobe products.