nod - definition and synonyms

noun [countable] 

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  1. 1
    the movement that you make when you nod your head

    He indicated its position by a nod of his head.

    She gave a nod of understanding.

  2.   From our crowdsourced Open Dictionary
    a nod to something a hint; an indirect suggestion of what you really mean to say

    His love of food and drink and strong family bonds were a nod to his Italian roots.

    Submitted by Boris Marchenko from Russian Federation on 19/11/2015