He goes into attack 'mode' [=he becomes very hostile and aggressive] whenever his decisions are questioned.
We're changing the factory's 'mode' [='method'] 'of' operation in order to save money.
When I'm in my creative 'mode' [=when I'm feeling creative], I can write for hours.
(..) Yeah. Your billet is here. You'll find bedding in the closet on the shelf. In the morning, the area will be returned to sitting-room mode no later than hours. What was that? Nothing. Next time snap it out! Thumb to palm, index finger (..)1992 Scent of a Woman