0 past simple and past participle of underestimate
1 to fail to guess or understand the real cost, size, difficulty, etc. of something:
Originally the contractor gave me a price of €2,000, but now they say they underestimated and it's going to be at least €3,000.
Don't underestimate the difficulties of getting both parties to the conference table.
2 to fail to understand how strong, skilful, intelligent, or determined someone, especially a competitor, is:
He miscalculated badly when he underestimated the response of the international community to the invasion.
They've seriously underestimated the cost of the building project.
It seems that we've seriously underestimated just how long this process will take.
To improve upon this, a classification with adjusted maximum likelihood probabilities was applied, that enlarged the probability of the underestimated type, and vice versa.
This efficiency did of course also depend on considerable degrees of popular collusion and conformity, the extent of which should not be underestimated.
The state may not dictate everyday life, but its importance should never be underestimated.