Word.ws English Dictionary

WM

WM is the initialism of watermark.

WM is the initialism of woman marine.

WM is the initialism of walking mattress.

WM is the initialism of white male.

WM is the initialism of window manager.

WM is the initialism of Waldenström's macroglobulinemia.

Meaning of watermark

Noun

watermark (plural watermarks)

  1. A translucent design impressed on the surface of paper and visible when the paper is held to the light.
  2. (broadly) A logo superimposed on a digital image, a television broadcast, etc.
  3. A value stored in a datafile to ensure its integrity, so that if the file's contents are changed then the watermark will no longer match the contents.
  4. A default hint caption displayed in a text box prior to the user inputting any text.
  5. A mark indicating the level to which water has risen.
    Synonyms:
    waterline

See all 7 meanings of watermark

Meaning of walking mattress

Noun

walking mattress (plural walking mattresses)

  1. (derogatory, offensive, slang) A female marine.

Forms of WM

pluralWMs

Questions about WM

What is WM the initialism of?
WM is the initialism of watermark.

Words near WM in the dictionary

  1. WLS
  2. WLTM
  3. WLTP
  4. WLW
  5. WLWs
  6. WM
  7. Wm.
  8. WMA
  9. WMAF
  10. WMAFs
  11. WMAs

Source and license

Adapted from Wiktionary: WM (page history and authors); watermark (page history and authors); walking mattress (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: “WM.” Word.ws, https://word.ws/wm. Based on Wiktionary, CC BY-SA 4.0.