whacking
Whacking (adj) means Informal: unusually large; enormous (often paired with another adjective like "great" or "big"). Example: “He told a whacking great lie to get out of trouble.”
How to use whacking
Learner’s notesIn plain EnglishVery big — used to intensify another adjective.
Mostly British colloquial usage, as in "a whacking great house."
Fill the gap
Can you complete this real example?
He told a _____ great lie to get out of trouble.