The story
From the common practice of storing them in their flattened state under one's seat at the opera.
Etymology from Wiktionary, CC BY-SA 4.0.
opera hat
Today it means: A kind of collapsible top hat. Full definition →
Today it means: A kind of collapsible top hat. Full definition →
From the common practice of storing them in their flattened state under one's seat at the opera.
Etymology from Wiktionary, CC BY-SA 4.0.