The quarterback remains 'on the shelf' [=is still not playing] with a severe injury.
They put their plan to remodel the house 'on the shelf' for the time being.
They used mostly 'off-the-shelf' stereo components for the media room.
(..) Oh! Hello there. I stayed to help you put these back. I didn't realise we made such a mess. Which shelf for materialism? Just hand them to me. Oh, no. You should be ashamed of yourself. We don't usually barge in that way. I mean a man of your ability (..)1957 Funny Face
(..) Girls, I want these books rearranged. They look too much alike. They're too pat. Mix them up. No, you mustn't mix them up. The books on this shelf pertain to empiricism, and on this shelf, materialism, and on this, psychopiscoparalysm. Put them back. Please talk to her. It'll take me hours. (..)1957 Funny Face