When a entertaining and funny person, Usually female, spells or says the same thing horribly wrong more than one time in a row.
Person 1: I fucgbifbfg hatee that fagacn thung
Person 2: Twixx moment?
A very funny and entertaining but weird person. This person most likely can not spell correctly and spends most of their time trying to be friends with the same person for years.
Person 1: You're such a Twixx
Person 2: Thankes?