Definition of "tasteless" [taste•less]

• Lacking flavor; insipid. (adjective)
• Not having or showing good taste. (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.

• "It's not like people have never seen others dressed up in tasteless costumes behaving like idiots."
• "The commercialization, selfish grab-assing, and frequent corruption and fraud that goes with it is just plain tasteless to me."
• "“Sometimes people respond in tasteless ways, sometimes in artistic ways.”"
• "“Sometimes people respond in tasteless ways, sometimes in artistic ways.”"
• "A: Sedum sexangular (S. sexanulare), also commonly called tasteless stonecrop, is extremely tolerant of cold conditions."