Pronunciation: /fræs/
noun a fine powdery refuse or fragile perforated wood produced by the activity of boring insects
A1 I saw some frass on the ground near the tree.
A2 The frass left behind by the caterpillars was scattered all over the plants.
B1 The frass from the insects was causing damage to the crops.
B2 The scientist collected samples of frass to analyze its composition.
C1 The entomologist studied the frass to determine the species of insect present in the area.
C2 The frass analysis revealed valuable information about the ecosystem and biodiversity of the region.
formal The entomologist collected samples of frass to analyze the diet of the insects.
informal I accidentally stepped in some frass while hiking in the woods.
slang The frass in the barn was starting to stink up the place.
figurative His excuses were just a pile of frass, not fooling anyone.
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