Term usually used/heard in combat. Means an individual or persons is extremly vulnerable, possibly out in the open and or helpess in their current position.
"Our men have no cover in that open field. They are sitting ducks to the enemy!"
Oh, I'm trying Ron! Believe you-me. That is what this is all about because THIS.... WHAT IS HAPPENING TO ME.... Could have AT ANY POINT... Turned into MY Mark and Melissa getting murdered in their own home instead of YOURS. And that will continue be the case UNTIL THIS ENDS...
Hym "Oh you had better believe I am trying not to be a sitting duck. I have prevented some of your school shooting. I have prevented some of your suicided. I have put out your fires. I have created you AI. I AM is US national security asset and YOU ARE allowing my brain to be damaged over the pettiness of a charlatan."
When you are in a public bathroom taking a shit and someone else comes in and takes a nasty shit and leaves before you get done. You end up getting blamed for it by everyone that comes in after that.
"Man, I was at work taking a shit and Billy came in the next stall and dropped a bomb and left. When I walked out everybody thought it was me. I was a shitting duck."
A play on the term sitting duck. If you are a shitting duck, you are helpless in your current situation, but you are also scared enough to shit your pants.
Literally the worst affliction of nausea with diarrhea and vomiting simultaneously where you're sitting on the toilet while ducking into a bucket at your feet to vomit, typically caused by food poisoning.
"I can't make it to my grandmother's mammogram appointment because I've been sittingducks all this morning."