A random phrase or conversation topic in order to alienate other parties involved in a conversation.
(the reverse of an ice breaker) usaully to in order to decrease the chances of undesirable socialisation. can include social fopar's or distasteful topics.
guy on the pull: hey dollface i just had to come over and buy you a drink, what's your poison blue eyes?
hot girl at bar: did you hear about the rape that happened down the street a few days ago, that was my incarcerated ex-lovers retarded homosexual nephew's menstruating pet cactus. *sarcasm* now how about that drink?
guy: *???!!!wtf!!!??? is wrong with this biatch i'm gonna bounce how could she drop an ice thickener like that