roach

1 of 4

noun (1)

plural roach also roaches
1
: a silver-green European freshwater cyprinid fish (Rutilus rutilus)
also : any of various related fishes (such as some shiners)
2
: any of several American freshwater sunfishes (family Centrarchidae)

roach

2 of 4

noun (2)

1
: a curved cut in the edge of a sail to prevent chafing or to secure a better fit
2
: a roll of hair brushed straight back from the forehead or side of the head

roach

3 of 4

verb

roached; roaching; roaches

transitive verb

1
: to cut so that the remainder stands upright
roach a horse's mane
2
: to cause to arch
specifically : to brush (the hair) in a roach
often used with up

roach

4 of 4

noun (3)

1
2
: the butt of a marijuana cigarette

Examples of roach in a Sentence

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 select fish species that may be caught on camera are the bleak, common roach, eel, freshwater bream, ide, perch, pike, pike-perch, rudd, and the white bream. Moná Thomas, People.com, 21 Mar. 2025 Five Fort Worth restaurants were temporarily closed and several others had issues with rodents and roaches, according to the city’s latest health inspections report. Lillie Davidson, Fort Worth Star-Telegram, 19 Mar. 2025 Six live roaches were spotted under the prep table, five roaches inside a notebook on a shelf, five roaches on another wood shelf above the three-compartment sink, three live roaches on the metal shelf over that same sink, and 14 other roaches. David J. Neal, Miami Herald, 7 Mar. 2025 Stevens on Friday night closed 21 points and 10 assists for the Heat’s affiliate, the Sioux Falls Skyforce, in a 152-102 roach victory over the New York Knicks’ G League affiliate, the Westchester Knicks. Ira Winderman, Sun Sentinel, 11 Jan. 2025 See All Example Sentences for roach

Word History

Etymology

Noun (1)

Middle English roche, from Anglo-French roche, rosse

Noun (2)

origin unknown

Noun (3)

by shortening

First Known Use

Noun (1)

13th century, in the meaning defined at sense 1

Noun (2)

1794, in the meaning defined at sense 1

Verb

1803, in the meaning defined at sense 1

Noun (3)

1822, in the meaning defined at sense 1

Time Traveler
The first known use of roach was in the 13th century

Browse Nearby Words

Cite this Entry

“Roach.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/roach. Accessed 31 Mar. 2025.

Kids Definition

roach

1 of 2 noun
plural roach also roaches
: any of various fishes including some sunfishes and shiners

roach

2 of 2 noun

Medical Definition

roach

noun

More from Merriam-Webster on roach

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