Definition of 'nod'

Noun

1. a sign of assent or salutation or command
2. the act of nodding the head

Verb

1. express or signify by nodding; "He nodded his approval"
2. lower and raise the head, as to indicate assent or agreement or confirmation; "The teacher nodded when the student gave the right answer"
3. let the head fall forward through drowsiness; "The old man was nodding in his chair"
4. sway gently back and forth, as is in a nodding motion; "the flowers were nodding in the breeze"
5. be almost asleep; "The old man sat nodding by the fireplace"

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