Bedeutung von “jab” im Essential American English Dictionary

jab

verb us /dʒæb/ present participle jabbing, past tense and past participle jabbed

to push something quickly into another thing or toward another thing:

He jabbed / a finger into her back.
He was yelling and jabbing / a finger in her face.

(Definition von “jab” aus dem Webster's Essential Mini Dictionary © Cambridge University Press)