Extremely hard work; unstinting effort: he’s going through all the blood, sweat, and tears involved in getting a PhD
More example sentences
- Lessons learned, it seems, are not taken to heart, or the next generation willfully ignores the hard truths purchased through blood, sweat, and tears by their parents.
- To reach those goals takes years of effort and perseverance - Churchillian blood, sweat, and tears.
- I bought it back with my blood, sweat, and tears after I found out that it had been a family heirloom…
Definition of blood, sweat, and tears in:
- The US English dictionary