8. neck a narrowed part of a bone, organ, or the like.
9. neck the slightly narrowed region of a tooth between the crown and the root.
10. neck the approximate length of a horse's head and neck, as indicating a margin of victory in a race.
11. neck the solidified lava or igneous rock filling a conduitleading either to a vent of an extinct volcano or to a laccolith.
12. (v.i.)neck Informal. to embrace, kiss, and caress amorously.
13. (v.t.)neck Informal. to embrace, kiss, and caress (someone) amorously.
14. neck to strangle or behead.
Definition of 'NECK'
Princeton's WordNet
1. (noun)neck, cervix the part of an organism (human or animal) that connects the head to the rest of the body "he admired her long graceful neck"; "the horse won by a neck"
2. (noun)neck a narrow elongated projecting strip of land
3. (noun)neck a cut of meat from the neck of an animal
4. (noun)neck a narrowpart of an artifact that resembles a neck in position or form "the banjo had a long neck"; "the bottle had a wide neck"
5. (noun)NECK that part of a violin, guitar, or similar instrument, which extends from the head to the body, and on which is the fingerboard or fretboard