ill-bred

Adjective

ill-bred (comparative more ill-bred, superlative most ill-bred)

1. ill-mannered and unrefined because of a lack of upbringing or education
   • It is, therefore, quite believable that many of these secret agents were as blunderful and tactless as any ill-bred son of the soil could be...2009, Douglas Blackburn, Secret Service in South Africa
2. of bad breed
   • On the night in question, the whole house was awakened by a dreadful cats'-concert. Two or three of the gang of ill-bred, shabby cats that ran wild over the brick roofs of our town were sitting on the general's terrace screaming at the top of their repulsive voices.1976, Valentin Kataev, A Mosaic of Life Or, The Magic Horn of Oberon: Memoirs of a Russian Childhood, page 180