in all seriousness
idiomPart ofseriousness
in all seriousness — idiom
1. used to show that you are not joking and genuinely mean what you are about to sa
1.idiom
Definition
used to show that you are not joking and genuinely mean what you are about to say, especially when shifting from a light-hearted topic to a more serious one
Example
In all seriousness, we need to find a new place to live before the rent goes up again.
In all seriousness, thank you for driving three hours just to help me move.