primerilly meaning slag, slut etc... but isnt as offensive, can be used to describe males, as well as females.
can be used to describe any sexual act eg/ she's been slangin again.
stop slangin you slange.
Derived from the Scots toast 'slange var', traditionally said at dinner with the right foot on the table.
Few more tins of Tenny's down ye and ye'll be pure slanged.
Tuesday nights are an opportunity for epic slange if you aren't facing a breathaliser the morning after.