The most common and most likely answer to this crossword clue is the 5 letter word LOUSE
I've seen this crossword clue in The Daily Telegraph
L
O
U
S
E
More clues leading to the result LOUSE
- Bachelor's taken off woman's top, the cad!
- Nasty person participating in ridiculous enterprise
- Nasty person, see, wanting employment
- Look to take advantage of insect
- Parasite left flower in Yorkshire
- Insect in river adjoining lake
- Leftover unpalatable Scotch egg, primarily indicating a bad egg
- Sucker of a sort left at head of river
- Contemptible person removing outer layer of clothing
- Miss cuddling upper-class cad?
Buddy explains!
The straight part
We know that "bug" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case bug = louse.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 LOUSE mean?
LOUSE noun- A small parasitic wingless insect of the order Psocodea.
- (not usually used in plural form) A contemptible person; one who is deceitful or causes harm.
- To remove lice from.