The system has been collecting dust for a while now.

How often do they sit around collecting dust because you don't have time to watch them?

He kept them to himself, thinking they would just collect dust somewhere.

But now, it was all locked away and collecting dust.

Someone must have found it down in Tampa collecting dust.

"Fighting is one thing, but collecting hot dust has never appealed to me."

"My fear was that it would collect dust on the record store shelves if I didn't add anything to the music."

But these collections are not maintained just to collect dust.

It had just been thrown into boxes and left to collect dust, never to be read by anyone again.

Everything else just collects dust and causes the relatives to fight when your will is read.