frass

noun
\ˈfras \

Definition of frass 

: debris or excrement produced by insects

Examples of frass in a Sentence

Recent Examples on the Web

Look for large, black ants as well as the tell-tell sawdust-like debris, called frass. Caroline Picard, Good Housekeeping, "How to Get Rid of Ants," 9 May 2018 Look for large, black ants as well as the tell-tell sawdust-like debris, called frass. Caroline Picard, Good Housekeeping, "How to Get Rid of Ants," 9 May 2018 Look for large, black ants as well as the tell-tell sawdust-like debris, called frass. Caroline Picard, Good Housekeeping, "How to Get Rid of Ants," 9 May 2018 Besides holes, these pests can also leave behind shed pupae skins, webbing, and frass, insect excrement that looks like large grains of sand, according to pest management brand Woodstream. Caroline Picard, Good Housekeeping, "How to Get Rid of Moths," 31 Jan. 2018 Look for large, black ants as well as the tell-tell sawdust-like debris, called frass. Caroline Picard, Good Housekeeping, "How to Get Rid of Ants," 31 Oct. 2017 The frass contains a particular type of microbe that enables the larvae to digest the cow dung into which they was born. Liz Langley, National Geographic, "Weird and Fascinating Ways Animals Use Poop," 4 Feb. 2017 After hatching, the caterpillars bore into the apples and tunnel to the core before heading out the other side, leaving a trail filled with reddish frass (a polite word for bug poop). Ciscoe Morris, The Seattle Times, "Bag your apples to keep maggots and codling moths away," 10 May 2017 As the insects grow, the Beta Hatch team removes the frass the mealworms produce, and replenishes their food. Kara Carlson, The Seattle Times, "Wriggle room: Beta Hatch’s insect farm grows millions of mealworms," 22 June 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'frass.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of frass

1854, in the meaning defined above

History and Etymology for frass

German, insect damage, literally, eating away, from Old High German vrāz food, from frezzan to devour — more at fret

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Dictionary Entries near frass

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Frasnian

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frat

frat boy

fratch

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The first known use of frass was in 1854

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