commonly used when the word bitchtit or barch is utilized too often and loses meaning.
it's a widely used word to show disgust or anger to a person who's a total idiot.
Brad: Twenty, ta ta ta ta ta.......(repeat ta's)
Luke: Brad, stop acting like a barchtart, you're being ridiculous.
Brad: ....Ta ta ta seven!
or in dennis rancks words: pillows
you can also call someone a barch if you wanted to call them a bitch.
barch tarts = bitch tits