débile

/de.bil/
1.
adjectiveSing,Plur

stupid

idiotic

dumb

C'est complètement débile ce que tu racontes.

What you're saying is completely idiotic.

2.
adjectiveSing,Plur

incredible

insane (very intense or impressive)

crazy (amazing)

L'ambiance au concert était débile.

The atmosphere at the concert was insane.