Definition of cockroach in English:


Line breaks: cock|roach
Pronunciation: /ˈkɒkrəʊtʃ


A beetle-like scavenging insect with long antennae and legs. Several tropical kinds have become established worldwide as household pests.
  • Suborder Blattodea, order Dictyoptera: many genera and species, including the common cockroach (Blatta orientalis) and the American cockroach (Periplaneta americana)
More example sentences
  • 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.


early 17th century (as cacaroch): from Spanish cucaracha. The spelling change was due to association with cock1 and roach2.

Definition of cockroach in: