neckband

noun

1. A band worn around the neck.

   “Here, in the transept and choir, where the service was being held, one was conscious every moment of an increasing brightness; colours glowing vividly beneath the circular chandeliers, and the rows of small lights on the choristers' desks flashed and sparkled in front of the boys' faces, deep linen collars, and red neckbands.”

2. The part of a shirt encircling the neck.

verb

1. (transitive)To attach a band around the neck of (especially a wild animal).

   “All individuals were ringed and adult geese neckbanded and returned to the corral.”