'overestimate' definitions:

Definition of 'overestimate'

From: WordNet
noun
An appraisal that is too high [syn: overestimate, overestimation, overvaluation, overappraisal]
noun
A calculation that results in an estimate that is too high [syn: overestimate, overestimation, overrating, overreckoning]
verb
Make too high an estimate of; "He overestimated his own powers" [syn: overestimate, overrate] [ant: underestimate, underrate]
verb
Assign too high a value to; "You are overestimating the value of your old car" [syn: overvalue, overestimate] [ant: underestimate, undervalue]

Synonyms of 'overestimate'

From: Moby Thesaurus

Words containing 'overestimate'