An inebriated woman in a pub, usually from a council estate, with an extremely loud and annoying voice.
Fucking hell!! Someone's set off the council klaxon.
You type this in brackets when you say something that could be misinterpreted in textual form so as not to cause undue offence to people.
By putting this after phrases, you can easily banter someone on WhatsApp etc without them having a strop cos you think they're really digging you out.
Drew, you are such an absolute gimp inflection klaxon