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Verb: switch off  swi-chóf
  1. [informal] Stop paying attention
    "after the first part of the lecture I switched off";
    - tune out [informal]
  2. Cause to stop operating by disengaging a switch
    "switch off the engine";
    - cut, turn off, turn out

Derived forms: switched off, switches off, switching off

See also: change by reversal

Type of: flip, switch, throw