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madtom
mad·tom M5021900 (măd′tŏm′)n. Any of several small freshwater North American catfishes of the genus Noturus, having poison glands at the base of the pectoral and dorsal fin spines.
[mad + tom(cat) (probably so called because the fish swim in an excited zigzag manner when agitated).]madtom (ˈmædˈtɒm) n (Animals) any of various North American catfishmad•tom (ˈmædˈtɒm)
n. any of several small North American freshwater catfishes of the genus Noturus, having a poisonous pectoral spine. madtom
madtom: see catfishcatfish,
common name applied to members of the fish families constituting the order Siluriformes, found in fresh and coastal waters. Catfish are named for the barbels ("whiskers") around their mouths and have scaleless skins, fleshy, rayless posterior fins, and sharp defensive
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