The story
Alluding to the fact that soup, a liquid, would not be a sensible sandwich filling.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: Utterly senseless or insane. Full definition →
Alluding to the fact that soup, a liquid, would not be a sensible sandwich filling.
Etymology from Wiktionary, CC BY-SA 4.0.