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.
(..) - Really? How does it work? It will be attached to the payload bay... ...and the sensor apparatus will rest on it. Ah-ha. So it's a shelf. No, you don't understand. During acceleration, it needs to stay perfectly level and provide- Yeah, okay, it's a shelf. I notice you're using titanium. (..)2008 TvShow: The Big Bang Theory Title: The Jerusalem Duality Season: 1 Episode 12