Was he living out a meaningless life somewhere on a dustball in the void?

That's when he realized that they both were living meaningless lives.

Adds such meaning to meaningless lives, don't you think?

It was just us, with our meaningless lives.

A life without acquisition of knowledge is a meaningless life.

My memories seemed to become more vivid with time, until they were almost realer than the meaningless life around me.

They have found life meaningless, in part because of their experiences in the war.

Charles is 20 and in despair over a meaningless life.

If these are not meaningless lives, what are they?

The android family continues on with its meaningless daily life, alone.