Adjective
1. not adequate to give satisfaction;
"the coach told his players that defeat was unacceptable"2. not acceptable; not welcome;
"a word unacceptable in polite society""an unacceptable violation of personal freedom"3. used of persons or their behavior;
"impossible behavior""insufferable insolence"4. not conforming to standard usage;
"the following use of `access' was judged unacceptable by a panel of linguists; `You can access your cash at any of 300 automatic tellers'"