noun Australian Informal.
a bathing suit; bathers.
- cossack hat,
- cost accounting,
- cost center,
- cost centre,
- cost keeper
Origin of cossie
1915–20; (swimming) cos(tume) + -ie
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for cossie
Australians have embraced the “great Aussie cossie” and made it a national treasure.
an informal name for a swimming costume
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012