Chiefly British Lacking intelligence and vitality; dull.(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 "gormless" in a sentence
"What that animal is no one knows, but it has been in the reactionary bestiary so long that none dare call it gormless."
"The descriptive definitions are well done (though the entries be rare), and if you are searching for another way to refer to the people whom you have traditionally characterized as gormless ninnyhammers and attocerebral twits, perhaps this book is the solution."
"When will David Cameron wise up to the BBC? he should have known better than to allow "gormless" Andrew Lansley to give the BBC such propaganda."