definition of
vulgarise

[1] #1 vulgarise v. [popularize, popularise, vulgarize, generalize, generalise] cater to popular taste to make popular and present to the general public; bring into general or common use; "They popularized coffee in Washington State"; "Relativity Theory was vulgarized by these authors". wn

[2] #2 vulgarise v. [vulgarize] debase and make vulgar; "The Press has vulgarized Love and Marriage". wn

[3] #3 vulgarise v. [vulgarize] act in a vulgar manner; "The drunkard tends to vulgarize". wn