A "quick jab" refers to a swift and sharp punch or hit.
Sentences with «quick jab»
Then, suddenly, after only 2 previous quick jabs at conservative thinking, the author vomits throughout the last chapter this contradictory (goodreads.com)
Then, suddenly, after only 2 previous quick jabs at conservative thinking, the author vomits throughout the last chapter this contradictory notion that the solution involved throwing more Federal money (ie, tax dollars) at the problem. (goodreads.com)
At the same time, there's a difference between constructive criticism and someone's quick jab projecting that your business will fail. (entrepreneur.com)