frass

[fras]

noun

1. insect excrement.

frass

/ fræs /

noun

1. excrement or other refuse left by insects and insect larvae

Word History and Origins

Origin of frass¹

1850–55; originally, the refuse and excrement of boring or leaf-eating insects < German Frass insect damage, corrosion, noun from base of fressen to eat (of animals); fress, fret ¹

Word History and Origins

Origin of frass¹

C19: from German, from fressen to devour

Example Sentences

But it is this strong smell, as well as the smell associated with their insect poo - frass - that makes them ideal to be found by sniffer dogs.

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Also, their manure, known as frass, can be used as fertiliser.

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In Kenya, Project Mila is a social enterprise using fly larvae to tackle Mombasa's mounting food waste problem, while also supplying frass as fertiliser to local farmers.

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To that simulated regolith, Mr. Mendoza had added fertilizer called frass — the waste left after black soldier fly larvae are finished eating and digesting.

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The goal for Mr. Mendoza and his collaborators was to investigate whether frass and the bugs that created it might someday help astronauts grow food and manage waste on Mars.

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