He pointed to the Delta plane, which was just a gray lump in the dark.

It was a small gray lump of matter.

Inside, in a fitted foam cavity, was a gray lump of stone.

Well, his right fist was full of little gray lumps, like coarse gravel.

The gray lump of the chemical was already barely covered by the protecting water.

The phosphorus was still a sodden gray lump under water.

Why should I believe these people that one small grey lump which they showed me on a screen is a threat to my life?

The large gray lump made no attempt to engage him, which the Ferengi trader thought was just fine.

She could see a boat in the distance, little more than a gray lump on a gray horizon.

It's bad enough that you think consciousness can arise from gray lumps of tissue.