Piracy :
Piracy Definition: The unauthorized reproduction or use of a copyrighted book, recording, television program, patented invention, trademarked product.
Explanation: “Dood, I downloaded District Nine last night off of Isohunt bro”
Ex. Using torrents such as Piratebay, Azures, and Isohunt.
Trademark :
Trademark Definition: Any name, symbol, figure, letter, word, or mark adopted and used by a manufacturer or merchant in order to designate his or her goods and to distinguish them from those manufactured or sold by others.
Explanation: The logo for a manufacturer or a merchant to distinguish from other manufacturers.
Ex. Band-Aid, Chap Stick, Crock-Pot, Dolby, are just a few of the many trademarked products in the world today.
Fair Use :
Fair Use Definition: The conditions under which you can use material that is copyrighted by someone else without paying royalties
Explanation: Sharing something that people like.
Ex. Weird Al covered Ridin’ Dirty with proper permission from Hakeem Seriki.