moss

1 of 2

noun

1
chiefly Scotland : bog, swamp
especially : a peat bog
2
a
: any of a class (Musci) of bryophytic plants characterized by a gametophyte having a small leafy often tufted stem bearing sex organs at its tip
also : a clump or sward of these plants
b
: any of various plants resembling moss in appearance or habit of growth
3
: a mossy covering
mosslike adjective

moss

2 of 2

verb

mossed; mossing; mosses

transitive verb

: to cover or overgrow with moss

Examples of moss in a Sentence

Noun Moss covered the fallen logs.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
The interiors are courtesy of Atlantic Hospitality’s team of designers, Krista Stokes and Mark Cotto, who drew inspiration from the coastal landscape to incorporate colors such as bark, moss, slate, oyster, and lady slipper pink. Everett Potter, Forbes.com, 6 Apr. 2025 The wood is considered an iconic place, known not only for its collection of rare species of mosses and lichens only found within two small, wooded areas, but it is also embedded in the history, folklore and mythology of the area. Simon Perry, People.com, 31 Mar. 2025 The Ghost Grit bar features pepper, leather and charcoal scents, while the Sarge Soap combines juniper, pine and moss. Wwd Staff, WWD, 21 Mar. 2025 The pink moon is named after the herb moss pink, also known as creeping phlox, moss phlox or mountain phlox. Doyle Rice, USA TODAY, 10 Mar. 2025 See All Example Sentences for moss

Word History

Etymology

Noun

Middle English, from Old English mos; akin to Old High German mos moss, Latin muscus

First Known Use

Noun

before the 12th century, in the meaning defined at sense 1

Verb

15th century, in the meaning defined above

Time Traveler
The first known use of moss was before the 12th century

Cite this Entry

“Moss.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/moss. Accessed 16 Apr. 2025.

Kids Definition

moss

noun
ˈmȯs
1
: any of a class of plants that have no flowers and produce small leafy stems forming sex organs at their tips and that grow in patches like cushions on rocks, bark, or damp ground
2
: any of various plants (as lichens) resembling mosses compare reindeer moss
mosslike
-ˌlīk
adjective
mossy
ˈmȯ-sē
adjective

Medical Definition

moss

noun
1
: any of a class (Musci) of bryophytic plants having a small leafy often tufted stem bearing sex organs at its tip see sphagnum
2
: any of various plants resembling mosses in appearance or habit of growth see club moss, iceland moss, irish moss

More from Merriam-Webster on moss

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!