action-réaction

action and reaction

→ action
phrase Rare #43,143
action and reaction Often used as a catchphrase meaning that every action leads to a response or consequence, sometimes in the sense of retaliation.
FR: Tu m'as dénoncé ? Action-réaction : je vais prévenir le directeur.
EN: You reported me? Action and reaction: I'm going to tell the principal.

M. Mathieu, action-réaction.

Mr. Mathieu, action and reaction.

— Les Choristes (2004)

Selon notre principe action-réaction, son auteur sera sévèrement puni.

According to our action-reaction principle, its perpetrator will be severely punished.

— Les Choristes (2004)

Action-réaction.

Action-reaction.

— Les Choristes (2004)

Action-réaction!

Action-reaction!

— Les Choristes (2004)