breast down

verb

To use a process of sequential drilling and blasting in building tunnels for mining, subways, etc.

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Meanings

verbbreast down (third-person singular simple present breasts down, present participle breasting down, simple past and past participle breasted down)

present singular third person breasts down · participle present breasting down · participle past breasted down · past breasted down

  1. datedtransitivebusinessTo use a process of sequential drilling and blasting in building tunnels for mining, subways, etc.
Cite this entry
APA

breast down. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/breast%20down

MLA

“breast down.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/breast%20down. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “breast down,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/breast%20down.

Source: breast down on Wiktionary, CC BY-SA 4.0.