The most common and most likely answer to this crossword clue is the 7 letter word TOENAIL
I've seen this crossword clue in The Times
T
O
E
N
A
I
L
More clues leading to the result TOENAIL
- Digit has one — wrong one in the end
- On foot, it provides quick cover
- Single-digit growth worried one in the end
- Wrong tone to adversely affect digital growth
- Person’s extreme elation breaks out
- Extremity one struggles to cut?
- Little piggy's end not a lie, tragically
- Elation after moving something on foot
- Labour employs leading economist over article for growth
- Digital coverage – electronic in fashion – to look bad
Buddy explains!
The straight part
We know that "Digit has one" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case digit has one = toenail.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 TOENAIL mean?
TOENAIL noun- The thin, horny, transparent plate covering the upper surface of the end of a toe.
- To fasten two pieces of lumber together by applying nails or screws into both boards at an angle.