Wordnet 3.0
NOUN (1)
1. 
 similar to but smaller than the dobsonfly; 
 larvae are used as fishing bait; 
[syn: fish fly, fish-fly]
WordNet (r) 3.0 (2006):
fish fly
    n 1: similar to but smaller than the dobsonfly; larvae are used
         as fishing bait [syn: fish fly, fish-fly]