transitive if someone or something obsesses you, they are so important to you that you are always thinking about them, in a way that seems extreme to other people
The thought of seeing him again completelyobsessed her.
He was obsessed by a desire for revenge.
Synonyms and related words
Psychological processes
catharsis
complex
conditioning
2
intransitive to worry about something all the time
obsess about/over:
Joe’s always obsessing over his health.
Synonyms and related words
To worry or feel nervous about something
worry
panic
dread
obsess
verb
US /əbˈses/
Word Forms
present tense
I/you/we/they
obsess
he/she/it
obsesses
present participle
obsessing
past tense
obsessed
past participle
obsessed
DEFINITIONS2
1
transitive if someone or something obsesses you, they are so important to you that you are always thinking about them, in a way that seems extreme to other people
The thought of seeing him again completelyobsessed her.
He was obsessed by a desire for revenge.
Synonyms and related words
Psychological processes
catharsis
complex
conditioning
2
intransitive to worry about something all the time