Definition of "jab" in English

noun

1. A quick stab or blow; a poking or thrusting motion.

2. (boxing) A short straight punch.

3. (British) A medical hypodermic injection (vaccination or inoculation).

   • Our dog was exposed to rabies, so the whole family went to a clinic to get our jabs.

4. (British, Australia, New Zealand, sometimes Philippines) A vaccination, whether or not delivered by means of a conventional injection.

5. (US, figurative) A mild verbal insult.

verb

1. To poke or thrust abruptly, or to make such a motion.

2. To deliver a quick punch.

3. (slang, UK) To give someone an injection.

4. (slang) To vaccinate or inoculate someone.

5. To make fun of, to mock