tirer sur l'ambulance

Literally, “to shoot on the ambulance”. Compare Italian sparare sulla Croce Rossa.

• IPA^(key): /ti.ʁe syʁ l‿ɑ̃.by.lɑ̃s/

• Audio:

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tirer sur l'ambulance

1. (informal, figuratively) to kick someone when they are down

   Synonym: frapper un ennemi à terre

• Not to be confused with tirer sur le messager.

• coup de pied de l'âne