a sign of assent or salutation or command
the act of nodding the head
express or signify by nodding
- "He nodded his approval"
lower and raise the head, so as to indicate assent
let the head fall forward through drowsiness
- "The old man was nodding in his chair"
sway gently back and forth, as of flowers or tress in the wind
be almost asleep
- "The old man sat nodding by the fireplace"