bleue

/blø/bleu
1. General
adjectivefeminineSing

blue (colour) — feminine singular form of bleu

Elle porte une chemise bleue aujourd'hui.

She is wearing a blue shirt today.

Synonyms:azur, bleu ciel
2. General
nounfeminineSing

(informal) bank card / debit card (from the brand name 'Carte Bleue')

Je ne trouve plus ma bleue.

I can't find my bank card anymore.

Synonyms:carte bancaire, CB