This is the 4740th most frequent French word.
promo
"Promo" in French means "promotion" (discount or marketing offer) or "class/year group" in an educational context.
Here, 'promo' is used as a slang abbreviation for 'promotion' referring to an advantageous deal.
J'ai trouvé un super promo pour un voyage à Paris.
I found a great deal for a trip to Paris.
In this sentence, 'promo' refers directly to a promotional offer or discount.
Cette promo est valable jusqu'à la fin du mois.
This promotion is valid until the end of the month.
The word 'promo' is used to indicate a targeted promotional event or campaign.