Lacking kindness; inconsiderate or unsympathetic.(adjective)
Harsh; severe: unkind winters. (adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "unkind" in a sentence
"Man-unkind is still too motivated by selfishness and greed to change course."
"Children and servants are not exceptions to this general rule; and those of us who indulge in unkind expressions towards each other, lower ourselves more than we can, perhaps, understand in the opinions of those about us."
"As therein unkind to his family, for he entails a curse upon it."