n. One of the unjointed lateral locomotor processes or series of foot-stumps, foot-tubercles, or rudimentary limbs of many worms, as annelids.n. [capitalized] In entomology, a genus of hymenopterous insects of the family Crabronidæ, erected by Taschenberg in 1869 for a single species from Venezuela.n. In gastropods, a fin-like expansion of the foot; an epipodium.