The most common and most likely answer to this crossword clue is the 5 plus 4 letter word HAPPY HOUR
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More clues leading to the result HAPPY HOUR
- Delighted with the Guardian’s stated time for an economy round
- Chance of us saving a bit of money — why hotel this time is cheaper
- That time when one’s spirits are low?
- Cheap time to get a bit squiffy first?
- Chance upon youth hostel initially in rain? Drink’s cheap in it
- 60 minutes for Disney dwarf when drinks are half-price?
- 1/7 + 1/24 = 241t?
- …when spirits are low
- Bar marketing device 60 minutes after hiding a couple of pennies in hay
- Period when one’s spirits may be at their lowest?
Buddy explains!

The straight part
We know that "Bar marketing device" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case bar marketing device = happy hour.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.