Avoir le vent en poupe is a French idiom that translates directly to “to have the wind in the stern” and means both “to have the wind in your sails” and “to be all the rage”.
Avoir le vent en poupe
to have the wind in your sails, to be all the rage

Example sentences
Il parait que l’homme politique ne doit pas faire grand-chose pour gagner l’élection. Il a le vent en poupe.
It seems that the politician doesn’t have to do much to win the election. He has the wind in his sails.
Hello Kitty avait le vent en poupe au Japon pendant très longtemps.
Hello Kitty was was all the rage in Japan for a very long time.
Origin
The expression dates from the 14th century and is used to describe a person who’s favored by circumstances, lucky and pushed towards success.


