Not in accord with accepted standards of good taste; grossly improper. See Synonyms at improper.(adjective)
Not suited to the circumstances; inappropriate.(adjective)
In an improper or inappropriate manner.(adverb)
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 "unseemly" in a sentence
"a pure skin, and had only roused in him an unseemly delight in his own cleanness -- _unseemly_, for it was such that he paid no heed to the"
"President Thabo Mbeki on Thursday expressed deep concern over what he called the unseemly squabble that had broken out over SAA's former CEO Coleman Andrews."
"Yoj refused to look at anyone but Mill, afraid she would laugh, too, both from horror and in unseemly jubilation at Dodd's defense."