wirewormEtymologyFrom wire + worm, because of their slenderness and unusual hardness.wireworm means The larva of the click beetle. Lexicurio rates it Sui generis — a strength score of 92 out of 100.nounThe larva of the click beetle.“A farmer tells me that moles can be beneficial because they eat a lot of wireworms and other pests, not just earthworms.”