jab

名词 jab:

1. a sharp hand gesture (resembling a blow)
   同义词：jabbing, poke, poking, thrust, thrusting
2. a quick short straight punch
3. the act of touching someone suddenly with your finger or elbow
   同义词：dig

动词 jab:

1. poke or thrust abruptly
   同义词：prod, stab, poke, dig
2. strike or punch with quick and short blows
3. stab or pierce
   同义词：stab

1. The vet jabbed (at) the dog with a needle.
   兽医给狗扎针。
2. Have you had your cholera jabs yet?
   你打霍乱预防针了吗？
3. Be careful with that umbrella you nearly jabbed my eye out!
   小心那把伞－－你差一点把我的眼睛戳出来。

jab

v.（动词）
jabbed,jab.bing,jabs
v.tr.（及物动词）
To poke or thrust abruptly, especially with something sharp.
猛刺：猛然地戳或刺，特别是指用尖锐的器具
To stab or pierce.
刺入或刺穿
To thrust into or against with a rough, abrupt movement:
猛碰：以粗鲁、猛烈的动作推动：
例句：
.He laughed and jabbed his spectacles back on his nose.(John Barth)
.他边笑边推鼻梁上的眼镜.(约翰·巴思)

To punch with short blows.
击，打：迅速地快击
v.intr.（不及物动词）
To make an abrupt poking or thrusting motion.
刺，戳：做猛烈的或者粗鲁的刺或戳
To deliver a quick punch.
快速的打击
n.（名词）
A quick stab or blow.
刺，戳，击：快速的刺入或打击
Sports A short straight punch in boxing.
【体育运动】 一记快拳：在拳击比赛中的短直拳

来源：
Variant of job 2
job2的变体