rig
US /rɪɡ/
UK /rɪɡ/

1.
a large structure, typically a tower, used for drilling oil or natural gas from the ground or seabed
:
•
The oil rig operated day and night in the North Sea.
•
They are building a new drilling rig offshore.
2.
1.
to manipulate or control something, especially dishonestly or unfairly, in order to achieve a desired outcome
:
•
They tried to rig the election results.
•
The company was accused of rigging the bidding process.