- A beetle-like scavenging insect with long antennae and legs. Several tropical kinds have become established worldwide as household pests.
More example sentences
- Suborder Blattodea, order Dictyoptera: many genera and species, including the common cockroach (Blatta orientalis) and the American cockroach (Periplaneta americana)
- Houseflies, mosquitoes and cockroaches are identified as the most common domestic insect pests.
- The ants and the cockroaches have also begun to return; no longer is it safe to leave the cat food out on the back step.
- Removing the space prevents cockroaches and other pests from residing in the dark corners.
More definitions of cockroachDefinition of cockroach in:
- The US English dictionary