A temporary action by workers to protest management decision or to make demands WordNet 3.0 & Open English WordNet

Industrial action or job action is a temporary show of dissatisfaction by employees—especially a strike or slowdown or working to rule—to protest against bad working conditions or low pay and to increase bargaining power with the employer and intended to force the employer to improve them by reducing productivity in a workplace. Wikipedia

Measure taken by trade unions or other organised labour meant to reduce productivity in a workplace Wikidata

A workplace protest by employees designed to inconvenience or disrupt the business of the employer. Wiktionary

Workplace protest. Wiktionary (translation)

A workplace protest by employees designed to inconvenience or disrupt the business of the employer, especially one which is limited in duration or severity. Wiktionary