A Grungler is a bisexual male who most commonly hangs out with transsexual and/or gender people online, primarily on Discord. They are most commonly known for being funny and making weird characters.
The term originates from a fake/deleted UrbanDictionarydefinition which got spread around as a screenshot and has now become a meme.
Alice: "Nathan has been acting weird lately."
Nathan: "Поздравляем! Вы выиграли премиумдоступ к сайту(...)"
Sophie: "He's such a Grungler. He got hacked."
The act of stringing several mispronounced words together to form one unified, confused sound. This occurence is commonplace when the subject's mouth begins to work faster than its brain. Also prevalent in circles where people have beendrinking too much.
Curtis: We're gonna runemouttabusiness!
Aaron: Whoa! Get a load of THAT grungle!