She 'sat bolt upright' [=she sat up straight] in bed when I entered the room.
There wasn't enough room to stand 'upright', so we had to bend over.
The 'uprights' of the structure were embedded in concrete.
(..) Some people haven't talked yet. Shouldn't we go in order? They'll get a chance to talk. Be quiet a second, will ya? What about the knife this fine, upright boy admitted buying the night of the killing? - Let's talk about it. - All right. Let's get it in here and look at it. (..)1957 12 Angry Men