WordReference Random House Unabridged Dictionary of American English © 2026
school′ of hard′ knocks′,
- the experience gained from living, esp. from disappointment and hard work, regarded as a means of education:The only school he ever attended was the school of hard knocks.
- 1910–15, American.
'school of hard knocks' also found in these entries (note: many are not synonyms or translations):