fondre
to melt
to liquefy
to thaw
Je préfère regarder la neige fondre au printemps.
I prefer watching the snow melt in spring.
to lose weight rapidly
to slim down
Depuis qu'il court tous les matins, on le voit fondre.
Since he started running every morning, you can see him slimming down.
to decrease rapidly
to dwindle
to plummet
Avec la concurrence, les prix risquent de fondre rapidement.
With the competition, prices may drop rapidly.
to be emotionally overcome (e.g., to fall for someone or to be moved to tears)
Il a commencé à fondre pour elle dès le premier rendez-vous.
He began to fall for her from the very first date.
to swoop down on
to pounce on
to attack suddenly
Quand l'alerte sonne, les chiens fondent souvent sur l'intrus.
When the alarm sounds, the dogs often pounce on the intruder.
