'German cockroach' definitions:

Definition of 'German cockroach'

From: WordNet
noun
Small light-brown cockroach brought to United States from Europe; a common household pest [syn: German cockroach, Croton bug, crotonbug, water bug, Blattella germanica]

Definition of 'German cockroach'

From: GCIDE
  • Cockroach \Cock"roach\, n. [Sp. cucaracha.] (Zool.) An orthopterous insect of the genus Blatta, and allied genera. [1913 Webster]
  • Note: The species are numerous, especially in hot countries. Those most commonly infesting houses in Europe and North America are Blatta orientalis, a large species often called black beetle, and the Croton bug (Blatta Germanica, formerly Ectobia Germanica), also called the German cockroach. [1913 Webster +PJC]

Definition of 'German cockroach'

From: GCIDE
  • Croton bug \Cro"ton bug`\ (b[u^]g`). [From the Croton water of New York.] (Zool.) A small, active, winged species of cockroach ({Ectobia Germanica}), the water bug. It is common aboard ships, and in houses in cities, esp. in those with hot-water pipes; -- called also the German cockroach. [1913 Webster +PJC]