The most common and most likely answer to this crossword clue is the 2 plus 3 letter word IN ALL
I've seen this crossword clue in The Times
I
N
A
L
L
More clues leading to the result IN ALL
- Irishman with his head down, counting everything
- Counting everyone home — a long list, just starting
- Totalled up at last, with no case
- Finally allowing outsiders to depart with everything included
- Everything considered unhealthy not available for consumption
- Irishman puts island first with everything considered
- Totally cool to have a couple of lines?
- Eventually rejecting extremes, everything being considered
- Criminal lawyer hides after considering everything
- Altogether uncovered at the end
Buddy explains!

The straight part
We know that "Totalled up" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case totalled up = in all.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.