Possible Clues:

• 'Plenty big to be huge, no? (6)'
• One hug, possibly as good as a feast?
• Quite an expression of revulsion following one's volte-face
• "Quit it!"
• 'I've had it!'
• 'No huge amount, yet it's plenty (6)'
• 'Knock it off!'
• ''Drop it!''
• _____ already!
• 'Is this 9 across? No, huge (6)'