(phrase) :
an event that is so well-attended that all of the chairs in the venue are occupied, leaving only flat spaces of pavement or flooring for other attendees to stand; public transportation services that have extremely high ridership
(phrase) :
an event that is so well-attended that all of the chairs in the venue are occupied, leaving only flat spaces of pavement or flooring for other attendees to stand; public transportation services that have extremely high ridership