collar

a figurative restraint

“asked for a collar on program trading in the stock market”

furnish with a collar

“collar the dog”

seize by the neck or collar

an encircling band or marking around the neck of any animal

take into custody

a band that fits around the neck and is usually folded over

the act of apprehending (especially apprehending a criminal)

“the policeman on the beat got credit for the collar”

necklace that fits tightly around a woman's neck

the stitching that forms the rim of a shoe or boot

a band of leather or rope that is placed around an animal's neck as a harness or to identify it

anything worn or placed about the neck

“the thief was forced to wear a heavy wooden collar”

a short ring fastened over a rod or shaft to limit, guide, or secure a machine part