It seemed that the whole world was 'opening up' for me. [=it seemed that anything was possible]
In her 'opening statement', she told the jury that her client was not guilty.
One of my favorite comedians is 'opening for' the band on their current tour.
(..) No. You and Ash... take the main air lock. Parker, Lambert, you cover up that maintenance opening, please. - I'm at the firstjunction. - Dallas, I'm right here. - Parker? - Yeah? - Lambert? (..)1979 Alien
(..) I don't think so. Well, this air shaft may work to our advantage. Here it leads up to and comes out in the main air lock. All right. There's only one big opening along the way. We can cover that up, and then we... drive it into the air lock and zap it into outer space. (..)1979 Alien