chain

1. chain (noun) — sense 1

Definition: A series of interconnected rings or links usually made of metal.

Example: He wore a gold chain around the neck.

2. chain (noun) — sense 2

Definition: A series of interconnected rings or links usually made of metal.: An accessory, adornment or insignia comprising, containing or depicting a series of links.

Example: wallet chain

3. chain (noun) — sense 3

Definition: A series of interconnected rings or links usually made of metal.: A livery collar, a chain of office.

Example: And gainſt the General we will lift our ſwords
And either lanch his greedie thirſting throat,
Or take him priſoner, and his chaine ſhall ſerue
For Manackles, till he be ranſom’d home.

4. chain (verb) — sense 4

Definition: To fasten something with a chain.

Example: You should chain your bicycle to the railings to protect it from being stolen.

5. chain (verb) — sense 5

Definition: To connect as if with a chain, due to dependence, addiction, or other feelings

Example: Sometimes I feel like I'm chained to this computer.

6. chain (verb) — sense 6

Definition: To link multiple items together.