—v.i. 1. to make a slight, quick downward bending forward of the head, as in assent, greeting, or command.
2. to let the head fall slightly forward with a sudden, involuntary movement when sleepy.
3. to doze, esp. in a sitting position: The speaker was so boring that half the audience was nodding. 4. to become careless, inattentive, or listless; make an error or mistake through lack of attention.
5. (of trees, flowers, plumes, etc.) to droop, bend, or incline with a swaying motion.
—v.t. 1. to bend (the head) in a short, quick downward movement, as of assent or greeting.
2. to express or signify by such a movement of the head: to nod approval; to nod agreement. 3. to summon, bring, or send by a nod of the head.
4. to cause (something) to lean or sway; incline.
5. nod off, to fall asleep or doze, esp. in a sitting position: He was reprimanded for nodding off in class. 6. nod out,Slang.to fall asleep owing to the effects of a dose of a narcotic analgesic drug.
—n. 1. a short, quick downward bending forward of the head, as in assent, greeting, or command or because of drowsiness.
2. a brief period of sleep; nap.
3. a bending or swaying movement.
4. give the nod to,Informal.to express approval of; agree to: The board gave the nod to the new proposal. 5. on the nod, a. Brit. Slang.on credit.
b. Slang.drowsy following a dose of a narcotic drug.
Pronunciation: (nod),[key] —n. 1. the land east of Eden where Cain went to dwell. Gen. 4:16.
2. See land of Nod.