Australian slang synonymous with American terms such as "hipster" or "scenester".
Those girls are such coolsies with their bangs and iPods.
by Jon Wilcox November 6, 2005
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A "cute-ified" term for cool; similar to calling a sip of beer "a sippy of beer".
It's really coolsies that you went to the mall.
by Nora Kay Figi April 9, 2005
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Derogatory Australian slang term synonymous with "hipster".

The term was once well-known in Australia -- especially amongst Melbourne youth -- but has fallen out of usage due to the recent explosion/influence of American hipster culture in the early-to-mid-2000s.
The inner-city is home to many coolsies.
by C. Woman February 2, 2010
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1. A filler word that you say after someone says something kinda cringe and you don’t know what to say.
2. Can also mean, “weird flex, but ok.”
Bob: Bro I hold the Guinness world record for most chicken eaten in a day!
Me: Coolsies.
by LolWut098 November 24, 2020
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an annoyingly clueless and perfectly coiffed hipster; spends more money on adornment and haircuts than on food.
I can't stand these wannabe-Jet loser coolsie fucktards. I mean, won't that haircut look ridiculous when they're in their jammies and not those stripey tops and all-over denim?
by peachy keen February 23, 2005
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