Un·der·es·ti·mate v. t. To set too low a value on; to estimate below the truth.
Un·der·es·ti·mate n. The act of underestimating; too low an estimate.
n : an estimation that is too low; an estimate that is less than
the true or actual value [syn: underestimation, underrating,
v 1: assign too low a value to; "Don't underestimate the value of
this heirlooom-you may sell it at a good price" [syn: undervalue]
[ant: overvalue, overvalue]
2: make a deliberately low estimate; "The construction company
wanted the contract badly and lowballed" [syn: lowball]
3: make too low an estimate of; "he underestimated the work
that went into the renovation"; "Don't underestimate the
danger of such a raft trip on this river" [syn: underrate]