n.
1.a band that fits around the neck and is usually folded over
2.a band of leather or rope that is placed around an animal's neck as a harness or to identify it
3.necklace that fits tightly around a woman's neck
4.a figurative restraint
5.the act of apprehending (especially apprehending a criminal) collar v.
1.take into custody
2.seize by the neck or collar
3.furnish with a collar