a person with temporary permission to work in another country; "a Moroccan guestworker in Canada was accused of aiding terrorists
A guest worker is a person, especially one from a poor country, who lives and works in a different country for a period. A foreigner who is permitted to work in a country on a temporary basis, as for farm labor. a worker from one country who works in another country for a short time
{i} foreign laborer, foreign worker, person who works in a country of which he/she is not a citizen