Definitions found on dictionary.com

boot·leg
To produce, distribute, or sell without permission or illegally:

cop·y·right
The legal right granted to an author, composer, playwright, publisher, or distributor to exclusive publication, production, sale, or distribution of a literary, musical, dramatic, or artistic work.
For those who are confused about copyright laws, please go to this site: US Copyright Office

coun·ter·feit
To make a copy of, usually with the intent to defraud; forge.

il·le·gal
Prohibited by law.

li·bel
A false publication, as in writing, print, signs, or pictures, that damages a person's reputation.

of·fi·cial
Authorized by a proper authority; authoritative

pi·rate
One who makes use of or reproduces the work of another without authorization.

sell
To exchange or deliver for money or its equivalent.
To offer for sale, as for one's business or livelihood
To give up or surrender in exchange for a price or reward

slan·der
Oral communication of false statements injurious to a person's reputation.

trade
The business of buying and selling commodities; commerce
The act or an instance of buying or selling; transaction.
An exchange of one thing for another.

un·of·fi·cial
Not official
Not acting officially