We found one dictionary that defines the word just another day's work:

Miscellaneous (1 matching dictionary)

1. just another day's work: Idioms

▸ Words similar to just another day's work ▸ Usage examples for just another day's work ▸ Idioms related to just another day's work ▸ Wikipedia articles (New!) ▸ Words that often appear near just another day's work ▸ Rhymes of just another day's work ▸ Invented words related to just another day's work