Definition of deal

• a particular instance of buying or selling; "it was a package deal"; "I had no further trade with him"; "hes a master of the business deal"
• an agreement between parties (usually arrived at after discussion) fixing obligations of each; "he made a bargain with the devil"; "he rose to prominence through a series of shady deals"
• (often followed by `of) a large number or amount or extent; "a batch of letters"; "a deal of trouble"; "a lot of money"; "he made a mint on the stock market"; "it must have cost plenty"