After a minute or two, Junior gave a single sharp nod and left.
She glanced at him, then, putting her head down again, gave a single nod.
He stared at her a moment, then gave a single nod.
Long mirrors at eye level seem to be the single nod in their direction.
Brian still couldn't talk, and so settled for a single nod of his head.
With a single nod, the older man turned to leave.
He indicated his understanding and approval with a single nod.
When they were silent, he jerked his head in a single short nod.
He gave a single, sharp nod and turned back to his machine.
Captain April took in their reports with a single nod.