English

Definition of chain verb from the Oxford Advanced Learner's Dictionary

  

chain

 verb
verb
BrE BrE//tʃeɪn//
 
; NAmE NAmE//tʃeɪn//
 
Verb Forms present simple I / you / we / they chain
BrE BrE//tʃeɪn//
 
; NAmE NAmE//tʃeɪn//
 
he / she / it chains
BrE BrE//tʃeɪnz//
 
; NAmE NAmE//tʃeɪnz//
 
past simple chained
BrE BrE//tʃeɪnd//
 
; NAmE NAmE//tʃeɪnd//
 
past participle chained
BrE BrE//tʃeɪnd//
 
; NAmE NAmE//tʃeɪnd//
 
-ing form chaining
BrE BrE//ˈtʃeɪnɪŋ//
 
; NAmE NAmE//ˈtʃeɪnɪŋ//
 
 
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 [often passive] to fasten something with a chain; to fasten somebody/something to another person or thing with a chain, so that they do not escape or get stolen chain somebody/something The doors were always locked and chained. chain somebody/something up The dog was chained up for the night. chain somebody/something to somebody/something She chained her bicycle to the gate. Four activists chained themselves to construction equipment. (figurative) I've been chained to my desk all week (= because there was so much work). Word Origin Middle English: from Old French chaine, chaeine, from Latin catena ‘a chain’.
See the Oxford Advanced American Dictionary entry: chain