The Collaborative International Dictionary of English v.0.48:
Maggot \Mag"got\, n. [W. macai, pl. maceiod, magiod, a worn or grub; cf. magu to bread.] 1. (Zool.) The footless larva of any fly. See Larval. [1913 Webster] 2. A whim; an odd fancy. --Hudibras. Tennyson. [1913 Webster]WordNet (r) 3.0 (2006):
maggot n 1: the larva of the housefly and blowfly commonly found in decaying organic matter