Entry 1 sense Webster, 1913 Swampy /swäm'-pē/ · Swamp·y · IPA /swˈɑmpiː/ 01 a. Consisting of swamp; like a swamp; low, wet, and spongy; as, swampy land. 1. Consisting of swamp; like a swamp; low, wet, and spongy; as, swampy land.