This word has various meanings, it can mean to bang, both have sex and actually hit off someone ' i clattered into this young one last night '
It can also mean an unruly mob 'a clatter of young fella's'
It can also mean rough ' I clatter fucked that yoke last night'
It is also a type of divine burger ' pass me that clatter burger please'
I drank a clatter of beer then clattered into some lads after which I clatter fucked some bird and then we both ate some clatter burgers.