The most common and most likely answer to this crossword clue is the 6 letter word CAUGHT
I've seen this crossword clue in The Daily Telegraph
C
A
U
G
H
T
More clues leading to the result CAUGHT
- Trapped in yard, you say?
- Frequently found with grass, say, and dismissed
- Trapped and dismissed the batsman
- Trapped and dismissed as a batsman
- Heard about anything?
- Apprehended for the bed, say
- Roughly anything seized
- California should remove leader that has been arrested
- Discovered in bed--someone might have blabbed
- Palace broadcast gets heard
Buddy explains!

The straight part
We know that "Trapped/dismissed as a batsman" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case trapped/dismissed as a batsman = caught.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 CAUGHT mean?
CAUGHT verb- (heading) To capture, overtake.
- (heading) To seize hold of.
- (heading) To intercept.
- (heading) To receive (by being in the way).
- (heading) To take in with one's senses or intellect.
- (heading) To seize attention, interest.
- (heading) To obtain or experience
- Of the method of being out in which the striker hits the ball and a fielder catches it.