sözcük ara, mesela wcw:
 
1.
Australian slang synonymous with American terms such as "hipster" or "scenester".
Those girls are such coolsies with their bangs and iPods.
Jon Wilcox tarafından 5 Kasım 2005, Cumartesi
 
2.
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.
Nora Kay Figi tarafından 8 Nisan 2005, Cuma