Basically used by anyone from the UK for describing a person who doesn't agree with them.
henry: it's so cold omd
lilly: no it's not wtf
henry: shut up you nonce have you even been outside today
Ben garnett admitted touching kidly winks and a nonce
someone who like to look/touch/molest kids
wow is that jake paul the nonce
don't tell me he's noncing again
Another word for peadophile commonly used by people in arguments.