Entry 1 sense Webster, 1913 Hapless /(hăp"lĕs)/ · Hap·less · IPA /ˈhæpləs/ 01 a. Without hap or luck; luckless; unfortunate; unlucky; unhappy; as, hapless youth; hapless maid. 1. Without hap or luck; luckless; unfortunate; unlucky; unhappy; as, hapless youth; hapless maid.