0 in a way that shows a lack of determination and an unwillingness to take any risks:
You don't have to sit back spinelessly and let things happen.
Politicians yield spinelessly to the short-term interests of fishermen.
The veteran broadcaster laid into MPs for spinelessly "doing what they're told".
Not having shown that consideration for anybody, they might at least have been less spinelessly indulgent of her.
Beside one of them a tall young man was sunk spinelessly in a chair, relaxed to the still warmth of the day.
