Real Dictionary

freelance
Someone who does freelance work or who is, for example, a freelance journalist or photographer is not employed by one organization, but is paid for each piece of work they do by the organization they do it for.

freelance in American English
a writer, musician, artist, etc. who is not under contract for regular work but whose writings or services are sold to individual buyers
adjective: of or pertaining to a freelance or the work of a freelance
adverb: in the manner of a freelance
intransitive verb: to act or work as a freelance
noun: a person who works as a writer, designer, performer, or the like, selling work or services by the hour, day, job, etc., rather than working on a regular salary basis for one employer
transitive verb: to produce, sell, or accomplish as a freelance

freelance in British English
adverb: as a freelance
noun: a self-employed person, esp a writer or artist, who is not employed continuously but hired to do specific assignments
verb: to work as a freelance on (an assignment, etc)