- peculiar to or characteristic of a particular language or dialect: idiomatic French.
- containing or using many idioms.
- having a distinct style or character, especially in the arts: idiomatic writing; an idiomatic composer.
Origin of idiomatic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for unidiomatic
A common instance of unidiomatic use of a particle at the end of a sentence is that of closing with the sign of the infinitive.Talks on Writing English</p>
Unidiomatic, un-id-i-o-mat′ik, adj. not according to the idiom of a language.
"I did not say I did not want to meet you," she said, with a slight accent, her unidiomatic English learned at school.A Yankee from the West
Word Origin and History for unidiomatic
Online Etymology Dictionary, © 2010 Douglas Harper