a. 无礼貌的, 失礼的, 粗野的, 不文明的

[ adj ]
lacking civility or good manners
<adj.all>
want nothing from you but to get away from your uncivil tongue

Uncivil \Un*civ"il\, a.
1. Not civilized; savage; barbarous; uncivilized.

Men can not enjoy the rights of an uncivil and of a
civil state together. --Burke.

2. Not civil; not complaisant; discourteous; impolite; rude;
unpolished; as, uncivil behavior.