American Tract Society Bible Dictionary
This old English term, meaning pilgrim-worm, is used in Jeremiah 1:4 2:25 Amos 4:9 , like "canker-worm" and "caterpillar," for the locust in one of another of its various species or transitions. These insects are very destructive even before they reach the winged state. See LOCUST.
These files are public domain and are a derivative of the topics are from American Tract Society Bible Dictionary published in 1859.
Rand, W. W. Entry for 'Palmer-Worm'. American Tract Society Bible Dictionary. https://www.studylight.org/dictionaries/eng/ats/p/palmer-worm.html. 1859.