An adverse opinion is a red flag for investors and can have major negative effects on stock prices. Auditors will usually issue adverse opinions if the financial statements are constructed in a manner that materially deviates from generally accepted accounting principles (GAAP).
When no absolute majority of the court can agree on the basis for deciding the case, the decision of the court may be contained in a number of concurring opinions, and the concurring opinion joined by the greatest number of judges is referred to as the plurality opinion.
Statement by auditors that they do not express an opinion on the financial position of a firm because (1) they have not completed an examination of its accounts, or (2) the examination is not broad enough in scope to enable them to form an opinion.
The majority opinion is an explanation of the reasoning behind the majority decision of a supreme court. In terms of the United States Supreme Court, the majority opinion is written by a justice selected by either the Chief Justice or if he or she is not in the majority, then the senior justice who voted with the majority.