strikebreaking

/S T R AY1 K B R EY0 K IH0 NG/
verb
  1. 1

    To break a strike; to work for a business where the union members are on strike.

noun
  1. 1

    Activity intended to disrupt or end without an agreement a strike by workers.

adjective
  1. 1

    Of or pertaining to such activity.

Source: https://en.wiktionary.org/wiki/strikebreak, https://en.wiktionary.org/wiki/strikebreaking