Word.ws English Dictionary

down bubble

down bubble adjective: having a downward trim (of a submarine); usually follows the number of degrees.

Adjective

down bubble (not comparable)

  1. Having a downward trim (of a submarine); usually follows the number of degrees.
    • Two degrees down bubble. Hold her at 60.1958, Run Silent, Run Deep, 00:01:25
    • Dissatisfied with Sailfin's sluggish response, he turned the iron wheel a bit more until the bubble rode backward, indicating that the submarine's stern had lifted relative to the dipping bow. A glance at the calibrations etched into the brass plate behind the liquid-filled glass tubing told him...2000, Overdue and Presumed Lost, by Arthur MacMahan, page 181
    Antonyms:
    up bubble

Antonyms of down bubble

Origin of down bubble

From the bubble of air in the glass tube of the inclinometer, a gauge that indicates the submarine's vertical trim.

Questions about down bubble

What does down bubble mean?
Down bubble means having a downward trim (of a submarine); usually follows the number of degrees.
What part of speech is down bubble?
Down bubble is an adjective.

Words near down bubble in the dictionary

  1. down at the heels
  2. down bad
  3. down below
  4. down bow
  5. down bows
  6. down bubble
  7. down but not out
  8. down cellar
  9. down cold
  10. down dog
  11. down dogs

Source and license

Adapted from Wiktionary: down bubble (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “down bubble.” Word.ws, https://word.ws/down_bubble. Based on Wiktionary, CC BY-SA 4.0.