From Longman Dictionary of Contemporary Englishimproprietyim‧pro‧pri‧e‧ty /ˌɪmprəˈpraɪəti/ noun (plural improprieties) [countable, uncountable] formal BAD BEHAVIOUR OR ACTIONSbehaviour or an action that is wrong or unacceptable according to moral, social, or professional standards Accusations of impropriety were made against the company’s directors.
Examples from the Corpus
impropriety• California Secretary of State Bill Jones is probing complaints of voter fraud and improprieties in the election, according to informed sources.• I can see no constitutional impropriety in this.• Here the Navy is under siege for all kinds of moral and ethical improprieties.• This danger is particularly great in relation to procedural impropriety, and we shall discuss it again in that context.• Smith has denied any sexual impropriety with his former employees.• When this is done by a private government contractor, the impropriety is obvious.• The mediaeval church was divided on the issue of whether there was impropriety in the mimetic representation of holy personages on stage.• Since Pain was paying no attention to him, he decided that he might without impropriety ignore Pain.From Longman Business Dictionaryimproprietyim‧pro‧pri‧e‧ty /ˌɪmprəˈpraɪəti/ noun (plural improprieties) [countable, uncountable] formal behaviour that is unacceptable according to moral or professional standardsHe facedallegations of impropriety over the insider trading scandal.They argued that these were minor improprieties, not crimes. 