complaint · noun /kəmˈpleɪnt/
complaint (SOMETHING WRONG)
B1 C or U when someone says that something is wrong or not satisfactory
Dictionary examples:
We've received a complaint from one of our listeners about offensive language.
I've made a complaint to the police about the noise.
We've had complaints that you've been playing your radio too loud.
Learner example:
I hope you give my complaint serious consideration and I would be very pleased if you would print a correction in the next issue of your magazine. (First Certificate in English; B2; Swiss German)
complaint (ANNOYING THING)
C1 C something that makes you complain
Dictionary example:
My only complaint was the lack of refreshments.
Learner example:
One of their complaints is the absence of variety of options for vegetarians. (Certificate in Advanced English; C1; Spanish)