Definition of necks:
(n) :
(anatomy) The part of the body connecting the head and the trunk found in humans and some animals.
(n) :
The corresponding part in some other anatomical contexts.
(n) :
The part of a shirt, dress etc., which fits a person's neck.
(n) :
The tapered part of a bottle toward the opening.
(n) :
(botany) The slender tubelike extension atop an archegonium, through which the sperm swim to reach the egg.
(n) :
(music) The extension of any stringed instrument on which a fingerboard is mounted