This is the 5476th most frequent French word.
bini
"Bini" is not a standard French word. It may be a colloquial term or a typo.
In this context, 'bini' is used to express a sense of happiness or eagerness.
Les enfants étaient bini à l'idée de partir en voyage.
The children were overjoyed at the idea of going on a trip.
In this sentence, 'bini' is used informally to mean excited or enthusiastic.
Je suis tout bini aujourd'hui.
I am all excited today.
Here, 'bini' conveys a state of excitement or joy.