4 ms·The SNP are the third biggest UK party.by MarchHare 10y agoThe SNP are the third biggest UK party.dagw 10y agoOr UKIP, if you consider the popular vote (to echo the current US situation) edit: The Lib Dems are probably the 3rd largest party if you include local council seatsMarchHare 10y agoYeah, one and two are obviously tory/labour, after that it gets confusing.