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.
(..) - Ha-ha-ha. I know my parents didn't do that. WOMAN: Dominatrix. I was in the supermarket and rather than walking upright... ...I was shuffling forward like a Goblin. I didn't even have this on. - Yeah, it never really leaves though. - It sort of seeps into your soul, you know. - Yeah. (..)2012 The Hobbit: An Unexpected Journey