The most common and most likely answer to this crossword clue is the 9 letter word DOMINICAN
I've seen this crossword clue in The Guardian
D
O
M
I
N
I
C
A
N
More clues leading to the result DOMINICAN
- Monk using the same small container?
- Friar’s party vessel holding a little beer?
- Party with small jug for friar
- Impersonate Little John, brother
- Holy man from a Caribbean island
- Religious lecturer securing taxi to drop book off
- West Indian academic taking car to California
- Party dress container found to be in order
- Sister in party dress can
- Religious man in party, very short about article
Buddy explains!

The straight part
We know that "in order" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case in order = dominican.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.