After his proposed fantasy football trade was not approved by a majority of the owners, Andrew hurled a half-eaten chicken strip across the room and gibberred the league. He later finished the chicken strip.
To prattle and chatter unintelligibly, usally when feeling guilty or after some sort of wrongdoing
2 days after doing a runner from a taxi driver, his concience was finally pricked, until, like Hamlet's stepfather, he totters from the banquet, ghostly pale and gibbering with guilt!
When two (or more) assholes engage in a ridiculous online debate, each convinced that the other is an idiot and they themselves are morally superior. Often having no resolution; a gibberish debate.