standing room only
The situation where an event is so well attended, or public transportation so full, that all of the seats in the venue are occupied, leaving only the ground or the floor for other people.
Had I not been standing already, because the place was standing room only, I asked myself would I have taken the chance and stood up – right, wrong or indifferent? Source: Internet
$70 standing room only. Source: Internet
Komet test pilot Rudolf "Rudi" Opitz was on hand for the dedication of the aircraft and discussed his experiences of flying the rocket-propelled fighter to a standing room only crowd. Source: Internet
It was standing room only in the gymnasium as Sturgeon Creek School staged its Christmas concert. Source: Internet
It was standing room only as more than 150 people attended the latest session of the Castro Street Design Workshop on Wednesday evening, January 23, at the Eureka Valley Recreation Center at 100 Collingwood St. Source: Internet
At Lucy's Pasture, a donkey-rescue ranch near Deming, it's four-legged standing room only at the mangers. Source: Internet