ETYM Old Eng. coler, coller, Old Fren. colier, French collier, necklace, collar, from Old Fren. col neck, French cou, from Latin collum; akin to AS. heals, German and Goth. hals. Related to Hals.
(Homonym: choler).
1. A band of leather or rope that is placed around an animal's neck as a harness or to identify it.
2. A figurative restraint.
3. Fits around the neck and is usually folded over; SYN. neckband.

1. To furnish with a collar.
2. To seize by the neck or collar.
3. To take into custody, as of suspected criminals, by the police; SYN. nail, apprehend, arrest, pick up, nab, cop.