The most common and most likely answer to this crossword clue is the 6 letter word POKING
I've seen this crossword clue in The Daily Telegraph
P
O
K
I
N
G
Buddy explains!

The straight part
We know that "Jabbing" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case jabbing = poking.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does POKING mean?
POKING verb- To prod or jab with an object such as a finger or a stick.
- To stir up a fire to remove ash or promote burning.
- To rummage; to feel or grope around.
- To modify the value stored in (a memory address).
- To put a poke (device to prevent leaping or breaking fences) on (an animal).
- To thrust at with the horns; to gore.
- To notify (another user) of activity on social media or an instant messenger.
- To thrust (something) in a particular direction such as the tongue.
- To penetrate in sexual intercourse.
- The act by which something is poked.
- Drudging; servile