The most common and most likely answer to this crossword clue is the 7 letter word MASSIVE
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The straight part
We know that "huge" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case huge = massive.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 MASSIVE mean?
MASSIVE noun- A homogeneous mass of rock, not layered and without an obvious crystal structure.
- A group of people from a locality, or sharing a collective aim, interest, etc.
- Very large in size or extent
- Very large or bulky and heavy and solid
- To a very great extent; total, utter.
- Of particularly exceptional quality or value; awesome.
- Outstanding, beautiful
- Affecting a large portion of the body, or severe.
- Having a large mass
- (of a particle) Possessing mass.
- Homogenous, unstructured