Entry 1 sense Webster, 1913 Angleworm · An·gle·worm · IPA /ˈæŋ.ɡəlˌwɜɹm/ 01 n. A earthworm of the genus Lumbricus, frequently used by anglers for bait. See Earthworm. 1. A earthworm of the genus Lumbricus, frequently used by anglers for bait. See Earthworm.(Zool.) See: Earthworm