The most common and most likely answer to this crossword clue is the 2 plus 6 letter word BY GEORGE
I've seen this crossword clue in The Guardian
B
Y
G
E
O
R
G
E
More clues leading to the result BY GEORGE
- Go grey, be upset? Indeed!
- Fancy planes might be flown thus?
- Crikey — it's just like 1984
- My Anne succeeded so
- Where Charlotte’s often seen to be fancy
- Crikey! Cultured 80s singer has a ring stolen
- Best saying 12 at start? That’s unexpected!
- Struth! Is this how Anne was followed?
- Exclamation from leader of pop band rejecting first love
- Crumbs John and Paul often found here?
Buddy explains!
The straight part
We know that "Crumbs/Crumbs" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case crumbs/crumbs = by george.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.