to say more about it; to decide any of it, depending on context
→ de
phraseVery common#2,118
to say more about it; to decide any of it, depending on contextA contraction of de + en. The pronoun en replaces something introduced with de and can mean “about it,” “of it,” or “some of it.” In “Ai-je besoin d'en dire plus ?”, d'en means “to say more about it.”