Nod

To bend or incline the upper part, with a quick motion; as, nodding plumes.

To incline the head with a quick motion; to make a slight bow; to make a motion of assent, of salutation, or of drowsiness, with the head; as, to nod at one.

To be drowsy or dull; to be careless.

To incline or bend, as the head or top; to make a motion of assent, of salutation, or of drowsiness with; as, to nod the head.

To signify by a nod; as, to nod approbation.

To cause to bend.

A dropping or bending forward of the upper oart or top of anything.

A quick or slight downward or forward motion of the head, in assent, in familiar salutation, in drowsiness, or in giving a signal, or a command.