: Discreet appeal, veiled request, hint, or "making eyes" at an opportunity.

It is crucial not to confuse this with ("the call of the void"). While "l'appel du pied" is a social or strategic signal to others, "l'appel du vide" refers to the psychological phenomenon of a sudden, intrusive urge to jump from a high place.

The expression also appears in literature and academic journals, often representing metaphorical "calls" or outreach: