sludge holes

A form of sludge hole — A hand-hole, or manhole, at the bottom of a steam boiler, by means of which sediment can be removed, such as during cleaning or a blowdown.

Meanings

noun
  1. pluralplural of sludge hole
Cite this entry
APA

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

MLA

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

Chicago

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

Source: sludge holes on Wiktionary, CC BY-SA 4.0.