#1 vulgarize v. [popularize, popularise, vulgarise, 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 vulgarize v. [vulgarise] debase and make vulgar; "The Press has vulgarized Love and Marriage". wn
#3 vulgarize v. [vulgarise] act in a vulgar manner; "The drunkard tends to vulgarize". wn
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