Entry 1 sense Webster, 1913 Haplomi /(hȧ*plō"mī)/ · Ha·plo·mi · IPA 01 n. pl. An order of freshwater fishes, including the true pikes, cyprinodonts, and blindfishes. 1. An order of freshwater fishes, including the true pikes, cyprinodonts, and blindfishes.(Zool.)