Adjective
1. not yet payable;
"an undue loan"2. 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"3. lacking justification or authorization;
"unreasonable searches and seizures""desire for undue private profit""unwarranted limitations of personal freedom"4. beyond normal limits;
"excessive charges""a book of inordinate length""his dress stops just short of undue elegance""unreasonable demands"