free

The transitive verb to free may mean to emancipate, to release from a constriction, or to confer freedom — but as an adjective free appears in a great many phrases, generally with the meaning of either "without cost", or "unconstrained, not imprisoned".

Economics

• Gratis - Latin for "free of charge"

Intellectual property

• Public domain
• Copyleft
• Free content

Mathematics

• Free object
  • Free group
  • Free abelian group
  • Free module
  • Free semigroup
  • Free algebra
• Free variable

Philosophy

• Freedom - see Philosophy disambiguation.

The phrase "...free as in free speech, not as in free beer..." is sometimes used in informal debate and philosophy to separate different uses of 'free' when discussing the subjects of freedoms, esp. as regards information and/or rights to services.

Popular music

• Free^[1], a song by Prince from his 1982 album, 1999.
• Free, a song by Cat Power from her album You Are Free
• Free, a song by Phish from their album Billy Breathes
• Free (Free album), an eponymous music album by the musical group "Free"
• Free (For Real album), a music album by the musical group "For Real"
• Free (Negativland album), a music album by the rock band Negativland
• Free (rapper)
• Free (band)
• Free jazz

Literature

Free, a pseudonym for the activist and writer Abbie Hoffman

Computer science

• Free software
• Freeware
• free (programming) is a function in C programming language which deallocates or unloads a certain part of the memory for use.
• freefont, a font
• "...free as in free speech, not as in free beer..."

Other

• FREE (Full Reactive Eyes Entertainment) is a neologism coined by Yu Suzuki to describe his Shenmue game series.

• FREE (Fight Repression of Erotic Expression) was a University of Minnesota - Twin Cities student group founded in May 1969. It was the first gay and lesbian student-run group in the United States, and the first GLBT organization established in the state of Minnesota. It is now the Queer Student Cultural Center.