The most common and most likely answer to this crossword clue is the 4 letter word THUD
T
H
U
D
More clues leading to the result THUD
Buddy explains!
The straight part
We know that "it sounds like a blow" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case it sounds like a blow = thud.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 THUD mean?
THUD noun- The sound of a dull impact.
- Republic F-105 Thunderchief jet ground attack fighter.
- To make the sound of a dull impact.