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Borer holes may be surrounded by piles of orange or green frass, as shown in the photo above.—Lauren Landers, Better Homes & Gardens, 5 Sep. 2024 At ground level, beetles have moved in, eating away at the trunks and leaving behind sawdust-like piles of frass.—Ellyn Lapointe, Smithsonian Magazine, 2 Aug. 2024 Damage includes round or ragged feeding holes and deposits of wet, green or brownish frass.—Dawn Pettinelli, Hartford Courant, 27 July 2024 The region was in the midst of a gnarly spongy-moth infestation; caterpillars were gobbling up oak leaves at a horrifying rate, showering the landscape with frass.—Amanda Petrusich, The New Yorker, 11 July 2024 See all Example Sentences for frass
Word History
Etymology
German, insect damage, literally, eating away, from Old High German vrāz food, from frezzan to devour — more at fret
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