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Related to deadly: Deadly Sins
Very boring. It seems that Ernie can make any topic deadly dull—he's just doesn't have any personality.
silent but deadly
1. adjective, slang Of an instance of flatulence, making no sound but having an extremely offensive odor. For some reason my farts are always silent but deadly.
2. noun, slang An instance of such flatulence. Someone let out a silent but deadly! Quick, open a window! OK, who's responsible for that silent but deadly?
the female of the species is more deadly than the male
proverb Women are dangerous. The phrase implies that women are more dangerous than men, likening them to animal species in which the female is more powerful or aggressive than the male. The phrase comes from Rudyard Kipling's 1911 poem, "The Female of the Species." Jane might look tiny, but she's a tough broad, and she brings that old saying to mind—the female of the species is more deadly than the male.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
very dull. The lecture was deadly dull, and I went to sleep. Her story was really deadly dull. I am sorry I was awake for part of it.
female of the species is more deadly than the male
Prov. In many animal species, the female is poisonous and the male is not, and, by analogy, women are more dangerous than men. Bill: My old girlfriend's been threatening me ever since I broke up with her, but she's too small and weak to do me any harm. Fred: I'd be careful if I were you. The female of the species is more deadly than the male.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
mod. very dull. The lecture was deadly dull, and I went to sleep.
See deadly dull
silent but deadlyand SBD
mod. [pertaining to a release of intestinal gas] soundless but smelling horribly. Who floated that SBD air biscuit?
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.