The most common and most likely answer to this crossword clue is the 4 letter word GRAB
I've seen this crossword clue in Financial Times
G
R
A
B
More clues leading to the result GRAB
- Seize hold of Greek sailor
- Seize rabbit outside run
- Claim runs in game, after reverse
- Get hands on eastern coaster to chatter about river
- Bag snatch
- Attract the attention of some passing rabbis
- Arrest the predecessors of HSBC
- Snatch gear, after change of heart
- Appropriate dress if middle’s out of shape
- Seize yak carrying leader of rebels
Buddy explains!

The straight part
We know that "Bag/snatch" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case bag/snatch = grab.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 GRAB mean?
GRAB noun- A sudden snatch at something.
- An acquisition by violent or unjust means.
- A mechanical device that grabs or clutches.
- A sound bite.
- That which is seized.
- A simple card game.
- To grip suddenly; to seize; to clutch.
- To make a sudden grasping or clutching motion (at something).
- To restrain someone; to arrest.
- To grip the attention of; to enthrall or interest.
- To quickly collect or retrieve.
- To consume something quickly.
- To take the opportunity of.
- A two- or three-masted vessel used on the Malabar coast.