Definition of "firebrat" []

• A small, wingless insect (Thermobia domestica) related to the silverfish and inhabiting warm areas of buildings, as around furnaces or boilers. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The firebrat is quick moving and lives in dark places above 90 degrees F? such as around ovens, furnaces, boiler rooms and fireplaces or insulation around hot water and heat pipes."