From Longman Dictionary of Contemporary Englishbin linerˈbin ˌliner noun [countable] British English  DHCa plastic bag used inside a bin for holding waste
                                                    
                                                Examples from the Corpus
bin liner• In the end, to draw matters to an unhappy conclusion they all agreed that it had probably been a bin liner.• He shoved a bin liner of the stuff over his head, it stuck to his hair and he collapsed. 
