• (v. i.) To hold intercourse respecting a treaty, league, or convention; to treat with, respecting peace or commerce; to conduct communications or conferences. • (v. i.) To treat with another respecting purchase and sale or some business affair; to bargain or trade; as, to negotiate with a man for the purchase of goods or a farm. • ... Found on http://thinkexist.com/dictionary/meaning/negotiate/
[Verb] To reach an agreement or settle a business matter by talking with another person or group of people. Example: The unions were hoping to negotiate a settlement with the employers.
Found on http://www.bbc.co.uk/skillswise/glossary/
Ne·go'ti·ate intransitive verb [ Latin negotiatus , past participle of negotiari , from negotium business; nec not + otium leisure. Confer Neglect .] 1. To transact business; to carry on trade. [ Obsolete] Hammond. 2. To treat with... Found on http://www.encyclo.co.uk/webster/N/11