From Longman Dictionary of Contemporary Englishpack of liespack of liesinformalUNTRUE something you are told that is completely untrue Don’t believe what it says in the paper – it’s a pack of lies. → pack
Examples from the Corpus
pack of lies• Or was it all a pack of lies to make me give in?• It could all have been a pack of lies that Uncle Max cooked up because it gave him such power over Tawno.• It's a pack of lies.• Nicholas frankly admitted that for the most part the reports were a pack of lies. 