Definition of blue flu in English:

blue flu

Syllabification: blue flu


A strike action, especially among police officers, in which workers are absent on the pretext of sickness.
More example sentences
  • Even the blue flu by police and firemen could be tolerated.
  • They are barred from taking strike action but may consider other forms of protest, similar to the ‘blue flu’ of some years ago when thousands of members went out sick.
  • Disgruntled drivers are pushing for an unofficial ‘choo-choo flu’ in the run-up to Christmas - similar to the Garda ‘blue flu’ - as complaints grow about staff shortages and rostering problems at the tram company.

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