1. Debase and make vulgar
   "The Press has vulgarised Love and Marriage";
   - vulgarize
    
2. Cater to popular taste to make popular and present to the general public; bring into general or common use
   "The magazine vulgarised complex scientific concepts for its readers";
   - popularize, popularise [Brit], vulgarize
    
3. Act in a vulgar manner
   "The drunkard tends to vulgarise";
   - vulgarize

Derived forms: vulgarised, vulgarises, vulgarising

Type of: acquit, act, alter, bear, behave, broadcast, carry, change, circularise [Brit], circularize, circulate, comport, conduct, deport, diffuse, disperse, disseminate, distribute, do, modify, pass around, propagate, spread