jab

Meanings

Noun

• A quick stab or blow; a poking or thrusting motion.
• A short straight punch.
• A medical hypodermic injection (vaccination or inoculation)
• A vaccination, whether or not delivered via conventional injection.
• A mild verbal insult.

Verb

• To poke or thrust abruptly, or to make such a motion.
• To deliver a quick punch.
• To give someone an injection

Origin

• Originally a Scottish (unclear if Scots or Scottish English) form of English job ("peck, poke, thrust"), from Middle English jobben.