Third-person singular simple present indicative form of obsess.(verb)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "obsesses" in a sentence
"And Keltoi, do you find it ok that Rush "obsesses" with Obama and the Democrats day-in and day-out? barack obomber Says:"
"Living in the city in the 1830s, Poe wrote his first horror story, "Berenice," about a man who obsesses over his sick fiancée's teeth."
"The aim is to overcome the traditional “one-way” transmission model of science communication, which tend to position lay audience as passive, and hence obsesses over whether they are getting good or bad information."