go-slow
noun
[ ˌɡəʊˈsləʊ ]
• a form of industrial action in which work or progress is deliberately delayed or slowed down.
• "a spokesperson denied all knowledge of a reported go-slow by mechanics"
go-slow
adjective
• (of a proposal or course of action) cautious and prudent.
• "a go-slow policy for the building of nuclear plants"