(informal, idiomatic, chiefly, Australia) To overreact (as an adult) to a situation, in an angry and childish manner.
He'll really spit the dummy when he hears that he's not going on that trip.
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Aussie and Kiwi vocabulary — bogan, daggy, brekkie, sheila, bach, jandals — the whole Antipodean lexicon, including outback dialect, surf and beach culture, and Sydney/Melbourne street slang.
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