say it: uhn-DOO
undue is an adjective meaning "not yet payable". It carries 4 recorded senses.
not appropriate or proper (or even legal) in the circumstances
“undue influence”
“I didn't want to show undue excitement”
“accused of using undue force”
law
lacking justification or authorization
“desire for undue private profit”
“unwarranted limitations of personal freedom”
beyond normal limits
“excessive charges”
“a book of inordinate length”
“his dress stops just short of undue elegance”
“unreasonable demands”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for undue come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.