"nonstandard" in the adjective sense
1. nonstandard
not conforming to the language usage of a prestige group within a community
"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
2. nonstandard
varying from or not adhering to a standard
"nonstandard windows"
"envelopes of nonstandard sizes"
"nonstandard lengths of board"
3. nonstandard
not standard not accepted as a model of excellence
"a nonstandard text"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License