1. (noun)collar, neckband a band that fits around the neck and is usually folded over
2. (noun)collar (zoology) an encircling band or marking around the neck of any animal
3. (noun)collar anything worn or placed about the neck "the thief was forced to wear a heavy wooden collar"; "a collar of flowers was placed about the neck of the winning horse"
5. (noun)collar, shoe collar the stitching that forms the rim of a shoe or boot
6. (noun)collar a band of leather or rope that is placed around an animal's neck as a harness or to identify it
7. (noun)choker, collar, dog collar, neckband necklace that fits tightly around a woman's neck
8. (noun)collar, leash a figurative restraint "asked for a collar on program trading in the stock market"; "kept a tight leash on his emotions"; "he's always gotten a long leash"
9. (noun)apprehension, arrest, catch, collar, pinch, taking into custody the act of apprehending (especially apprehending a criminal)
"the policeman on the beat got credit for the collar"
10. (verb)collar, nail, apprehend, arrest, pick up, nab, cop take into custody "the police nabbed the suspected criminals"