Nodding meaning : To incline the head up and down, as to indicate agreement. To briefly incline the head downwards as a cursory greeting. To sway, move up and down. To gradually fall asleep. To signify by a nod. To make a mistake by being temporarily inattentive or tired To head; to strike the ball with one's head. To allude to something. To fall asleep while under the influence of opiates. The act by which one nods. Having the flower facing downwards.