From Longman Dictionary of Contemporary Englishbe in attendance (at something)be in attendance (at something)formalTHERE to be at a special or important event Over 2,000 people were in attendance at yesterday’s demonstration. → attendance
Examples from the Corpus
be in attendance (at something)• A number of celebrities were in attendance.• Their parents, Rick Barry and Pam Connelly, were in attendance.• Both, however, were in attendance.• Coincidentally, Pelagia was in attendance at that particular sermon.• Mr Guy Salter was in attendance.• Almost the entire Cabinet and senior White House staff were in attendance.• The Lady Juliet Townsend was in attendance.• Mrs Michael Wigley was in attendance. 