The most common and most likely answer to this crossword clue is the 8 letter word LAMBASTE
I've seen this crossword clue in The Daily Telegraph
L
A
M
B
A
S
T
E
More clues leading to the result LAMBASTE
- A lot of meat to moisten with juices in pan
- Castigate young creature breaking seat
- Roast meat to rear of ship shunned by sailors
- Whip animal to gain speed? Not at first
- Beat poet finally sharing blame as broadcast
- Slam and beat badly
- Attack doctor when going in behind schedule
- Attack one going to slaughter poor beast, losing head
- Clandestinely steal over business graduate and beat
- Criticise business degrees coming in behind schedule
Buddy explains!

The straight part
We know that "Attack" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case attack = lambaste.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 LAMBASTE mean?
LAMBASTE verb- To scold, reprimand or criticize harshly.
- (dated in UK English but not US English) To give a thrashing to; to beat severely.