Within those, I group titles by height, to avoid wasting head space on the shelf.

"You weren't in a head space where you could give me permission."

The air trapped with them in the tiny head space became fetid and stale.

I think that would have put me back in my own head space, but Caleb ran.

Financial professionals had entered some weird new head space.

You need to give yourself some head space or you start to get a bit stir crazy.

Fill the jars with the rind and their syrup, leaving a 1/2-inch head space.

Try to get into the Joycean head space, where everybody is a separate reality-island full of mystery and surprise.

She'd shared head space with violence and death.

I mean who sets their head space and timing?