(Frequently in plural) a wage paid by the day; the amount of money earned for one day's work; (also attributive) designating a person working for such a wage.
Origin
Late 16th century.
Definition of day wage in US English:
day wage
noun
(Frequently in plural) a wage paid by the day; the amount of money earned for one day's work; (also attributive) designating a person working for such a wage.