Definition of abnormous in English:

abnormous

adjective

US
rare, humorous
  • Originally: irregular; exaggerated; misshapen. In later use also (humorous, chiefly US): enormous.

Origin

Early 18th century; earliest use found in Edmund Curll (d. 1747), bookseller. From classical Latin abnormis belonging to no distinct school or party (from ab- + norma) + -ous.

Pronunciation:

abnormous

/əbˈnɔːməs//abˈnɔːməs/