From Longman Dictionary of Contemporary Englishbe the pitsbe the pitsinformalBAD to be extremely bad The company refused to pay – I think it’s the pits. → pit
Examples from the Corpus
be the pits• In other words Gideon was the pits in his own eyes - a coward and an unimportant member of an unimpressive family!• Wouldn't it be the pits if your flight got canceled?• Which Minister is the pits with the miners whose livelihoods now hang in the balance?• I have heard of some stupid fashion details in my time, but this is the pits. 