roach

1 of 4

noun (1)

ˈrōch 

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

: cockroach

2

: the butt of a marijuana cigarette

Examples of roach in a Sentence

Recent Examples on the Web

Noun

Inspectors also found roaches at Nan Hot Pot at 2380 North Central Expressway. —Shambhavi Rimal, Fort Worth Star-Telegram, 21 June 2026

Transfer these foods to storage containers with tightly-fitting lids to keep out pantry moths, roaches, ants, and other critters. —Karen Brewer Grossman, Southern Living, 20 June 2026

Another 10 roaches hung out around a kitchen area water heater. —David J. Neal, Miami Herald, 18 June 2026

Setting a minimum length of 50 bases long, the team found anywhere from a low of 93 instances of bacterial sequence to a high of 4,900, depending on the roach species. —John Timmer, ArsTechnica, 16 June 2026

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

Phrases Containing roach

• roach back
• roach clip

Rhymes for roach

• broach
• coach
• loach
• poach
• roche
• approach
• cockroach
• encroach
• reproach
• stagecoach

Kids Definition

roach

1 of 2 noun

ˈrōch 

plural roach also roaches

: any of various fishes including some sunfishes and shiners

roach

2 of 2 noun

: cockroach

Medical Definition

roach

noun

ˈrōch 

: cockroach