US English

UK English

Part of speech



offensive, annoying, irritating, unpleasant, insufferable, rude, obnoxious


pleasant, delightful, charming, amiable, likable, friendly

Example sentences

  • The obnoxious behavior of the loud and drunk party-goers kept everyone awake all night.
  • The obnoxious salesman’s pushy tactics made me want to leave the store.
  • The obnoxious smell of the spoiled milk was too strong to ignore.


Obnoxious is an adjective used to describe someone or something that is offensive, annoying, or irritating. It is often used to describe someone who is loud, rude, or pushy, or something that has an unpleasant odor or taste. The term is also used to describe behavior that is deemed inappropriate or disruptive, such as loud talking or disruptive behavior in public places. Obnoxious is used to describe someone or something that is unpleasant or causing a nuisance, and it is often used to express a strong negative reaction to such behavior or things.