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chain

1 chain /ˈtʃeɪn/ noun
plural chains
1 chain
/ˈtʃeɪn/
noun
plural chains
Britannica Dictionary definition of CHAIN
: a series of usually metal links or rings that are connected to each other in a line and used for supporting heavy things, for holding things together, for decoration, etc.
[count]
[noncount]
see pictures on this page, and at bicycle; see also choke chain, key chain
[count] : a chain that is attached to the arms or legs of a prisoner usually plural
often used figuratively
see also ball and chain
[count] : a series or group of things or people that are connected to each other in some way
see also daisy chain, food chain
[count] : a group of businesses (such as stores, restaurants, or hotels) that have the same name and basic appearance and sell the same products or services
also : the company that owns such a group of businesses
see also chain store
[count] British : a number of people who each want to buy a house but must first sell their current house before moving to the next one usually singular

pull the chain

British
: to flush a toilet

pull/yank someone's chain

US, informal
: to deceive someone in a friendly or playful way
2 chain /ˈtʃeɪn/ verb
chains; chained; chaining
2 chain
/ˈtʃeɪn/
verb
chains; chained; chaining
Britannica Dictionary definition of CHAIN
[+ object]
: to fasten, hold, or connect (someone or something) with a chain
often used as (be) chained
often used figuratively