She regards her illness as a 'license to treat' other people badly. [=she thinks that because she is ill she can treat other people badly]
He says that if the new law is passed it will give these companies 'a license to print money'.
The gun was not 'licensed' to him. [=he did not have formal permission to own the gun]
(..) The famous French detective who recovered the Pink Panther the last time it was stolen. What was his name? Clouseau. Inspector Clouseau. You have a license? Monsieur? City ordinance B prohibits the playing... of any musical instrument in a public place... for the purpose of commercial enterprise without a license. - I don't understand. - It is against the "leau"... - for you to play your musical instrument. - The "leau"? - What? (..)1975 The Return of the Pink Panther