Examples from the Web for vulgarism
Here is a gross vulgarism which we sometimes hear from persons of considerable culture.The Verbalist|Thomas Embly Osmun, (AKA Alfred Ayres)
A vulgarism is an expression decidedly incorrect, and the use of which is a mark of ignorance or low breeding.English Synonyms and Antonyms|James Champlin Fernald
One relates to a vulgarism of language, which I grieve to say is sometimes heard even from female lips.The Autocrat of the Breakfast-Table|Oliver Wendell Holmes
In Scotland, though the English may regard it as a vulgarism, I have heard the word used in this form.
The corrupt use of the word, as above mentioned, is laid down as a vulgarism.Every-Day Errors of Speech|L. P. Meredith