The most common and most likely answer to this crossword clue is the 6 letter word WHISKY
W
H
I
S
K
Y
More clues leading to the result WHISKY
- Put up after with welcome drink
- Drink makes one get shaken up before the end of day
- Stir up unknown spirit
- At first we welcome the blue drink
- Beat youth leader? That’s the spirit!
- Drink like meringue mixture?
- One of 24 is getting £1,000, within reason
- Spirit of the Scots — or Irish, but not English
- 1ac has query about ‘No Entry’ hazard
- Like something to beat eggs for sauce?
Buddy explains!

The straight part
We know that "1ac" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case 1ac = whisky.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 WHISKY mean?
WHISKY noun- An alcoholic liquor distilled from fermented grain and usually aged in oak barrels.
- A drink of this liquor.
- A light gig or carriage.