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old house borer

noun
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Definition of old house borer

: a cerambycid beetle (Hylotrupes bajulus) originally European but now established in the U.S. whose larvae feed on dry coniferous wood and frequently do serious damage to old rafters and flooring

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“Old house borer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/old%20house%20borer. Accessed 1 Oct. 2020.

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