fire block

noun

A wooden block built into the interior of a wall or floor, running perpendicular to stud and joist cavities, especially in balloon-frame construction, intended to inhibit the spread of fire within stud and/or joist cavities.

Similar
fire stop
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Meanings

nounfire block (plural fire blocks)

plural fire blocks

  1. A wooden block built into the interior of a wall or floor, running perpendicular to stud and joist cavities, especially in balloon-frame construction, intended to inhibit the spread of fire within stud and/or joist cavities.

    Synonyms: fire stop

Synonyms & antonyms

nounA wooden block built into the interior of a wall or floor, running perpendicular to stud and joist cavities, especially in balloon-frame construction, intended to inhibit the spread of fire within stud and/or joist cavities.

Similar
fire stop
Cite this entry
APA

fire block. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/fire%20block

MLA

“fire block.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/fire%20block. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “fire block,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/fire%20block.

Source: fire block on Wiktionary, CC BY-SA 4.0.