This is the 9939th most frequent French word.
fournie
"Fournie" means "provided" or "supplied" in English.
Here, 'fournie' is used as an adjective meaning 'provided', describing the USB key as something that has been supplied or made available.
La clé USB fournie contient tous les fichiers nécessaires.
The provided USB key contains all the necessary files.
In this sentence, 'fournie' acts as a past participle used in a passive voice construction, indicating that someone has provided information.
On m'a fournie avec toutes les informations nécessaires pour le projet.
I was provided with all the necessary information for the project.
The word 'fourni', while masculine, parallels 'fournie' as an adjective, showing the manual's being supplied by the school, and demonstrates agreement in gender and number with the noun it modifies.