Definition of "haggling"

All the materials, therefore, existed for an interminable series of hagglings, bargainings, and blackmailings.

1934, Winston Churchill, Marlborough: His Life and Times (book 2, page 51)

After weeks of haggling, Transport for London and the Department for Transport agreed a £200 million short-term funding deal that will keep the network running until June.

2022 March 23, Paul Clifton, “Londoners pay the price”, in RAIL, number 953, page 48