Free may refer to: Concept. Freedom, ability to act or change without constraint. Emancipate, attaining civil and political rights or equality. Free (gratis), free of charge. Gratis versus libre, the difference between two common meanings of the adjective "free". Computing. Free (programming), a function that releases dynamically allocated memory for reuse. Free software, software usable and distributable with few restrictions and no payment. 🆓, an emoji in the Enclosed Alphanumeric Supplement block. Mathematics. Free object. Free abelian group. Free algebra. Free group. Free module.
https://en.wikipedia.org/wiki/Free