The most common and most likely answer to this crossword clue is the 9 letter word TWO-TIMER
I've seen this crossword clue in The Guardian
T
W
O
-
T
I
M
E
R
More clues leading to the result TWO-TIMER
- Write to head of MI6 about betrayer
- Write to male exposed as love cheat
- Second victory for love rat
- Double-crosser, jailed more than once?
- A couple watch one who’s cheating?
- Snake, to wit, term yielding traitor, primarily
- Person wearing a couple of wrist-watches or seeing a couple of girls?
- Cheat to write about pinching millions
Buddy explains!
The straight part
We know that "love cheat" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case love cheat = two-timer.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.