Synonyms: unacceptable, unaccepted
Definition: not conforming to standard usage
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'
Similar words: nonstandard
Definition: not conforming to the language usage of a prestige group within a community
Usage: a nonstandard dialect is one used by uneducated speakers or socially disfavored groups; the common core of nonstandard words and phrases in folk speech- A.R.Dunlap