From Longman Dictionary of Contemporary Englishto top it allto top it allspokenAND/ALSO in addition to other bad things that have happened to you To top it all I lost my job. → top
Examples from the Corpus
to top it all• And, to top it all, Holder's doctor informed him he can spend Christmas Day at home with his family.• And to top it all, it has pledged to maintain high employment and an annual economic growth rate of 1.9 percent.• And to top it all off, he was gorgeous.• And to top it all, there were tax cuts too.• Then to top it all, two of Mary's friends squeezed in with several more parcels.• As if to top it all, we had a small fire at the clinic.• It was the Stones' daunting task, well after midnight, to top it all with a half-dozen songs. 