noun
an estimation that is too low; an estimate that is less than the true or actual value
• Syn: ↑underestimate, ↑underrating, ↑underreckoning
• Derivationally related forms: ↑underrate (for: ↑underrating), ↑underestimate, ↑underestimate (for: ↑underestimate)
• Hypernyms: ↑estimate, ↑estimation, ↑approximation, ↑idea
Useful english dictionary. 2012.