Traditional
Still common
Definition
A swimsuit or bathers.
Example Sentence
"Grab your cossie, we're heading to the pool."
Where "Cossie" Comes From
"Cossie" is short for "swimming costume", an older British English term for swimwear that Australians clipped down and kept in everyday use.
It remains common alongside regional alternatives like "bathers" and "togs."
How Aussies Actually Use It
It's used for swimwear generally, especially in New South Wales, where "cossie" is the dominant term.
Which word Australians use - cossie, bathers, or togs - is a well-known regional giveaway.
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