プログレッシブ和英中辞典(第4版)の解説
ぞんざい
ぞんざいな 〔荒っぽい〕rough；〔不作法な〕rude；〔おざなりの〕perfunctory；〔いい加減な〕slipshod, careless, sloppy
ぞんざいな返事
「a rough [a rude/an impolite] reply
ぞんざいな筆跡
careless [sloppy] handwriting
ぞんざいに扱う
〔人を〕slight a person／treat a person without consideration／〔物を〕handle a thing roughly
なんてぞんざいな仕事だろう
What a slipshod [careless/slovenly] piece of work!
ぞんざいな仕事ぶりだ
He does his work sloppily [《米口》 any which way/《英口》 any old how].
ぞんざいにあいさつする
give a curt [perfunctory] greeting／greet a person unceremoniously