Sérieuse (en. Serious)
/seʁjøz/
Slang Meanings
To mock someone's overly serious reaction.
Calm down, it's not that serious, we can have a little fun!
Calme-toi, ce n'est pas si sérieuse, on peut rigoler un peu!
When someone is said to be 'serious' in a good sense.
She is serious; she doesn't joke around with her studies.
Elle est sérieuse, elle ne rigole pas avec ses études.