to transact business; to carry on trade.-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.-to hold intercourse respecting a treaty, league, or convention; to treat with, respecting peace or commerce; to conduct communications or conferences.-to intrigue; to scheme.-to carry on negotiations concerning; to procure or arrange for by negotiation; as, to negotiate peace, or an exchange.-to transfer for a valuable consideration under rules of commercial law; to sell; to pass.