A famous word used mainly in the UK in High Wycombe which originated from Herbert road an area in Micklefield. Which is used to describe a cocaine drug addict or alcoholic or a tramp.
Quote from Mr Paul the BITTY-NATOR
"a bitty is hard to explain really, some people are born a bitty or you are just a bitty and need to wake the fuck up"
"Look at that pisshead what a bitty guy."
"look at shayaan that ginja cunt what a fucking bitty"
"lets get Levvi to attack the BITTY"