- A quick stab or blow
- (US, figuratively) A verbal annoyance.
- (Britain) A medical injection.
"Our dog was exposed to rabies, so the whole family went to a clinic to get our jabs."
- (boxing) A short straight punch.
- (slang, Britain) To give someone an injection
- To deliver a quick punch.
- To poke or thrust abruptly, or to make such a motion.