noun Date: 1909 the condition in which people in a labor force are employed at less than full-time or regular jobs or at jobs inadequate with respect to their training or economic needs, the condition of being underemployed
UNDEREMPLOYMENT
Meaning of UNDEREMPLOYMENT in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012