verb / noun
nod
NAHD/nɑːd/
A brief downward movement of the head.
The older woman gives the young man a small nod in greeting.

Etymology
Middle English nodden already described a quick inclination of the head used to assent, beckon, or greet. The selected meaning continues that established gesture; the verb's deeper origin is unknown.
In context
When a harshly unfair criticism is launched at them, they might nod in partial agreement and declare that they’ve often said such things to themselves.
More examples
- She nods when I ask if she agrees.
- He answered my question with a quick nod.
- The host nodded toward an empty chair.
Forms
nod · nods · nodded · nodding