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

With no use for the nitrogen, the element becomes waste, known as frass.

From Popular-Science

The nitrogen-heavy frass washes into nearby bodies of water.

From Popular-Science

The sound of the falling frass from the thousands of caterpillars resembles a shower of rain.

From Project Gutenberg

Generally underneath the tree will be found the frass, or ejectamenta, of the caterpillar.

From Project Gutenberg