verb (used with object), un·der·rat·ed, un·der·rat·ing.
Examples from the Web for underrate
"We do not underrate his mission, noble friend, yet feel our deprivation none the less," replied the mother.A Prince of Anahuac|James A. Porter
But to underrate or forget thy faithful services is something I could never be guilty of, even in the giddiest moment of my life.Typee|Herman Melville
It is worse than folly to underrate the forces of the enemy.The Daughters of Danaus|Mona Caird
But this is not to underrate the importance of the Jewish peril.Secret Societies And Subversive Movements|Nesta H. Webster
In work of this kind a teacher should not underrate the value of reviews.Orthography|Elmer W. Cavins