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Definition of stoneroller
stoneroller
/ˈstoʊnˌroʊlər/
stone · roll · er
Plural:stonerollers
stoneroller Lexical Profile
CEFR
C2
Grade
10
Tier
3
Usage
Rare
• noun
1
North American A small freshwater cyprinid fish native to North America (genus Campostoma), distinguished by a cartilaginous ridge on its lower jaw used to scrape algae from submerged rocks and stream beds.
Example
"The biologist noted a high population of central stonerollers grazing on the algae-covered rocks in the shallow creek."
Synonyms
View all synonyms for stonerollerWord Origin & Etymology
A compound of 'stone' and 'roller', referring to the fish's feeding behavior of nudging or rolling small rocks at the bottom of streams while scraping off algae.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Stoneroller. In Wordmom Dictionary. Retrieved Oct 17, 2026, from https://wordmom.com/dictionary/stoneroller