The story
Since glue was traditionally made by boiling down the hooves of a horse.
Etymology from Wiktionary, CC BY-SA 4.0.
send to the glue factory
Today it means: To kill, usually a horse. Full definition →
Today it means: To kill, usually a horse. Full definition →
Since glue was traditionally made by boiling down the hooves of a horse.
Etymology from Wiktionary, CC BY-SA 4.0.