1. To use content on the web without permission, then request payment from original author for rewrites and editing.
2. To remain ignorant of plagiarism, ethics, copyright, and asshat behavior.
Etymology: From Cook's Source editor Judith Griggs' use of Monica's article from GodeCookery without attribution or permission, and from Griggs' subsequent rejection and ridicule of Monica's request for compensation.
Example of usage: "Why'd you get an F on that essay?" "I cooksourced the professor's doctoral thesis from her website, and I even cleaned it up for her and told her she should give me an A, but she failed me anyway."
Alternate usage: "For tomorrow's deadline, I'm going to cooksource some article from LiveJournal but edit it to remove the humor and interestingness.