The most common and most likely answer to this crossword clue is the 8 letter word BLUDGEON
I've seen this crossword clue in The Times
B
L
U
D
G
E
O
N
More clues leading to the result BLUDGEON
- Shift working interrupted by large strike
- Club to move against being infiltrated by left
- Working after shift carrying large club
- Learner in shift working for club
- Bully British legal lord gone astray
- Bachelor lounged around club
- Shift position as a result of being around large weapon
- Club lounge disrupted by bishop boxing duke
- Club doctor bound leg
- Playing bugle, Don in club
Buddy explains!

The straight part
We know that "strike" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case strike = bludgeon.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 BLUDGEON mean?
BLUDGEON noun- A short, heavy club, often of wood, which is thicker or loaded at one end.
- To strike or hit with something hard, usually on the head; to club.
- To coerce someone, as if with a bludgeon.