Wordnet 3.0
NOUN (1)
1.
an opinion concerning financial statements (usually based on an audit by a CPA) that the statements as a whole do not present results fairly or are not in conformity with the generally accepted accounting practices of the United States;
WordNet (r) 3.0 (2006):
adverse opinion
n 1: an opinion concerning financial statements (usually based
on an audit by a CPA) that the statements as a whole do not
present results fairly or are not in conformity with the
generally accepted accounting practices of the United
States