Entry 2 senses · 2 variants Webster, 1913 Mannerly · Man·ner·ly · IPA /ˈmænəɹli/ a. adv. 01 a. Showing good manners; civil; respectful; complaisant. 1. Showing good manners; civil; respectful; complaisant. “What thou thinkest meet, and is most mannerly.” — Shak. 02 adv. With good manners. 1. With good manners.