Some deep, sad vein had been opened to bleed exactly such suffering thoughts.

Others have the name of the deep vein where they drain:

They say there is a deep vein of racism waiting to be tapped.

The deep cerebral veins are a group of veins in the head.

They are circular with deep veins which end in serrations.

A blood clot in a deep vein can break away and move through the bloodstream.

Prophylaxis and treatment of deep vein thrombosis in general surgery.

Clots also can form in the deep veins of the arms or pelvis.

This differs from deep veins that are far from the surface.

But there is a deep vein of feeling against any change.