Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps


Noun: stonefly  'stown,flI
  1. Primitive winged insect with a flattened body; used as bait by fishermen; aquatic gilled larvae are carnivorous and live beneath stones
    - stone fly, plecopteran

Derived forms: stoneflies

Type of: insect

Part of: order Plecoptera, Plecoptera

Encyclopedia: Stonefly