- 1sideline somebody to prevent someone from playing on a team, especially because of an injury The player has been sidelined by a knee injury.
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- 2sideline somebody to prevent someone from having an important part in something that other people are doing The vice president is increasingly being sidelined.
sideline
verbNAmE//ˈsaɪdlaɪn//
[usually passive]Verb Forms present simple I / you / we / they sideline he / she / it sidelines
past simple sidelined
-ing form sidelining
Check pronunciation: sideline