that's saying something
phrase1
Idiomatic Said of something that has an even greater impact or effect than what is readily apparent, considering the context.
- Longbottom, if brains were gold you’d be poorer than Weasley, and that’s saying something.1997 June 26, J. K. Rowling [pseudonym; Joanne Rowling], Harry Potter and the Philosopher’s Stone (Harry Potter; 1), London: Bloomsbury Publishing, →ISBN:
- 2015, ending theme song of Star vs. the Forces of Evil I think Earth is a pretty great place. That's saying something, 'cause I've been through outer space.