From Longman Dictionary of Contemporary Englishguest workerˈguest ˌworker noun [countable] BOa worker from one country who works in another country for a short time
Examples from the Corpus
guest worker• Richard Pombo, R-Calif., who sponsored the guest worker amendment, said the current program involves too much red tape.From Longman Business Dictionaryguest workerˈguest ˌworker [countable] someone who comes to another country to work in a low-paid job, usually for a limited period of timeFifteen million guest workers in the EU have no civic rights and no right to vote. → worker 