What is rig out?

Some articles on rig:

Tom Clancy's Splinter Cell (video game) - Plot
... The NSA notices that a Georgian military cell that has been stationed on an oil rig in the Caspian Sea has been exchanging data with the Georgian Presidential Palace, suggesting it to be ... Fisher infiltrates the oil rig, only to find that NATO is sending in planes to bomb the facility ... Piotr Lejava, is trying to prevent data in the rig's computers from falling into NATO hands, which can only be accessed via the technician's encryption key, and so Fisher trails Lejava around the ...
Rig, West Virginia
... Rig is an unincorporated community in Hardy County, West Virginia, USA. ...
Carolina Rig
... The Carolina rig is a plastic bait rig similar to the Texas rig, but with the weight fixed above the hook, instead of sliding down to it ...