Definition of rusting | Bee Dictionary of English

n the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water
v become destroyed by water, air, or a corrosive such as an acid
v cause to deteriorate due to the action of water, air, or an acid
v become coated with oxide

The LDP machine still works, but it is rusting fast.
That way the rusting hulks and their tiny crews never have to leave the fishing grounds.
It was, in fact, a rickety, paper-thin scandal of a car that, if you stood beside it, you could actually hear rusting.

Demolition of dilapidated foundry an uphill battle
In April last year, the city of Longview condemned an old, rusting metal foundry at 1345 Beech Street. But the addicts and prostitutes who frequent the building were undaunted.
June 12, 2013 - The Daily News
State wants old bridge span moved
Pete Skibsrud knew the rusting remnants of the Old Steel Bridge would be a burden to move, but that’s what Montana Fish, Wildlife and Parks wants to him to do — and soon.
June 11, 2013 - Daily Inter Lake
Citing aging equipment, Enochville Fire eyes fire tax increase
ENOCHVILLE - With a rusting tanker and air tanks that are nearly kaput, Enochville firefighters hope county leaders sign off on a fire tax increase during Monday's budget meeting.
June 9, 2013 - The Salisbury Post

Michael Danby in Sydney Morning Herald
Danby, who inspected the Christmas Island centre last week, described it as a "giant Liberal steel prophylactic, a rusting stalag in the Christmas Island jungle and a monument to the folly of the previous government".
Craig Savill in Winnipeg Sun
I believed that before that death when the body gives out for one reason or another, there was another, more insidious one -- the death of your sense of possibilities, a rusting of the hinges and closing of the doors inside your mind. That was the... Jon Katz http://www.google.com/url?q=http://en.wikipedia.org/wiki/Jon_Katz&source=dictionary&usg=AFQjCNGe1hOJ-JBEPKpvtXYJ-pNgGs436Q CNN International http://www.google.com/url?q=http://edition.cnn.com/2006/SHOWBIZ/books/11/27/books.katz.dogs.ap/&source=dictionary&usg=AFQjCNEVXETXJ38l5iN9yRx1m_uRy4RRsg Nov 27, 2006 85225 113571 rusting I can get rid of the Civic now. It's long overdue. It's rusting out," said Savill, whose first-place finish in the Hot Shots earned him a two-year lease on a Ford F-150.