You don't have to whisper,
you can just NOD your head.
The Big Bang Theory Season 11, Episode 9
When I lie through my teeth to a woman,
you NOD and agree.
The Big Bang Theory Season 3, Episode 12
Dad, you NOD off quickly.
Money Heist Season 1, Episode 9
It was a subtle NOD to a book
called Stand on Zanzibar,
Westworld Season 3, Episode 8
Just NOD and smile, he's almost gone.
The Big Bang Theory Season 10, Episode 4