Definition of obsess
- was obsessed with the idea
- She was obsessed with her car.
The war obsesses him—he talks about nothing else.
You need to stop obsessing and just deal with the problem.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'obsess.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: to be the only person or thing that someone thinks or talks about
: to think and talk about someone or something too much
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