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1.
When in a light-hearted conversation, banter is necessary. Charlie banter is the process of a very unwitty, serious comeback to the other party's statement.
'Haha yeah, but you're a Tarquin'.

'Well, you're just ruddy ridiculous, and scum. RAH. RAH. RAH'.

'CHARLIE BANTER!'
by Lhasa91 November 30, 2012