The most common and most likely answer to this crossword clue is the 4 letter word MILK
I've seen this crossword clue in Financial Times
M
I
L
K
More clues leading to the result MILK
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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 MILK mean?
MILK noun- A white liquid produced by the mammary glands of female mammals to nourish their young. From certain animals, especially cows, it is also called dairy milk and is a common food for humans as a beverage or used to produce various dairy products such as butter, cheese, and yogurt.
- A white (or whitish) liquid obtained from a vegetable source such as almonds, coconuts, oats, rice, and/or soy beans. Also called non-dairy milk.
- An individual serving of milk.
- An individual portion of milk, such as found in a creamer, for tea and coffee.
- The ripe, undischarged spat of an oyster.
- Semen.
- To express milk from (a mammal, especially a cow).
- To draw (milk) from the breasts or udder.
- To express any liquid (from any creature).
- To make excessive use of (a particular point in speech or writing, a source of funds, etc.); to exploit; to take advantage of (something).
- (of an electrical storage battery) To give off small gas bubbles during the final part of the charging operation.
- To single-mindedly masturbate a male to ejaculation, especially for the amusement and/or satisfaction of the masturbator/trix rather than the person masturbated.