The most common and most likely answer to this crossword clue is the 7 letter word SLUSHIE
S
L
U
S
H
I
E
Buddy explains!

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 SLUSHIE mean?
SLUSHIE noun- A flavoured frozen drink made with ice crystals.