Off like mum's pants on Father's Day
Leaving right now, in a hurry.
Person 1"Knock-off time?"
Person 2"Yep, I'm off like mum's pants on Father's Day."
You'll also hear
Off like a prom dressAmerican import
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While you're here
Leaving quickly.
Extremely busy. Can be sarcastic about someone who isn't busy at all.
Extremely thirsty. Also used for weather that has not seen rain in months.
Going at something with great enthusiasm. A masturbation joke.
Means 'how are you?', won't hear it much in the cities but still said by old bushies.
Completely full, usually after a big feed. Sometimes used for very drunk.