hater

American  

[hey-ter] / ˈheɪ tər /

noun

1. a person who has an intense dislike for another person or thing (often used in combination).

   I'm a big hater of opera.

   Are you a dog-hater?

2. Informal. a person who thrives on showing hate toward, criticizing, or belittling other people or things, usually unfairly.

   The guy is just a hater, looking for a fight.

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hater British  

/ ˈheɪtə /

noun

1. 1. someone who hates a specified person or thing

      a passionate hater of tyranny

   2. ( in combination )

      a woman-hater

      a cop-hater

2. informal a grudging or spiteful person, esp one who disparages others

   Don't let the haters get you down

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Etymology

Origin of hater

1350–1400; Middle English; see hate + -er ¹

Example Sentences

The preferred ritual is to scream victory, hog the moment, call out the haters and mythologize group success as some kind of personal drama.

From The Wall Street Journal

Spring is here, the haters are out, and the Dodgers are ready.

From Los Angeles Times

No pop artist has ever survived haters, handlers and hangers-on without a scratch.

From Los Angeles Times

"Keep doubting because it's people like you who push me forward. I love the people that doubt; I love the haters. So keep hating and I will keep proving you wrong."

From BBC

She certainly seems to be trying, despite what her haters insist.

From Los Angeles Times