Townie is a person NOT i repeat NOT related to a chav
a townie is someone who wears normal things (such as jeans normal t-shirt and some jewelery)
Most males will although be more along the lines of chimpanzee than human.wearing tracksuits bottoms from chav central (thats right JJB) and often grunt rather than speak
the females however are normal teenage girls, who are normally wearing natural make up , jeans and t-shirt and look fairly normal doing fairly normal things, chatting speaking about boys etc
Townies say things like
shes proper fit innit!
or you me and my posse outside now innit