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Definition of “sideline” - English Dictionary

"sideline" in American English

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sidelinenoun [C]

us   /ˈsɑɪdˌlɑɪn/
  • sideline noun [C] (ACTIVITY)

an activity that is less important than the main one: Jean teaches French in the evening as a sideline.
  • sideline noun [C] (MARK ON GROUND)

(in some sports, esp. football) a line marking the side of the area of play: The ball fell just outside the sideline. fig. I don’t like dancing, I’d rather watch from the sidelines (= not to be directly involved).

sidelineverb [T]

us   /ˈsɑɪdˌlɑɪn/
  • sideline verb [T] (REMOVE PLAYER)

to remove a player from a game: He was sidelined because of injuries.
(Definition of sideline from the Cambridge Academic Content Dictionary © Cambridge University Press)







"sideline" in British English

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sidelinenoun [C]

uk   /ˈsaɪd.laɪn/ us   /ˈsaɪd.laɪn/

sidelineverb [T]

uk   /ˈsaɪd.laɪn/ us   /ˈsaɪd.laɪn/
If a sports player is sidelined they are prevented from playing or competing, and can only watch: Johnson has been sidelined through injury.
to stop someone taking an active and important part in something: He was sidelined after criticizing the policy.
(Definition of sideline from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

"sideline" in Business English

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sidelinenoun [C]

uk   /ˈsaɪdlaɪn/ us  
a business activity that someone does in addition to their main business: For many companies, producing own-label goods is not a sideline, it's a strategy for growth.a sideline in sth The company has been developing a sideline in closed-circuit television since buying the electronics business last year.
on the sidelines
not being used or not involved in an activity: The absence of new products is keeping consumers on the sidelines. stay/wait/sit on the sidelines

sidelineverb [T]

uk   /ˈsaɪdlaɪn/ us  
to force someone or something into a situation in which they have less influence or importance than before: After I got pregnant, I felt that my bosses were sidelining me. The oil industry would be very unhappy if this legislation was sidelined.
(Definition of sideline from the Cambridge Business English Dictionary © Cambridge University Press)
Translations of “sideline”
in Chinese (Simplified) 工作, 副业,兼职工作…
in Turkish ek uğraş, ikinci iş…
in Russian побочная работа…
in Chinese (Traditional) 工作, 副業,兼職工作…
in Polish dodatkowe zajęcie…
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“sideline” in Business English

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Avoiding common errors with the word enough.
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