look up any word, like cleveland steamer:
 
1.
The opposite of up tight; totally chill - created by Mr. Robert Hogue of Windber!!! :)
Wow, that pothead is so downloose!

Don't be so uptight, downloose is so much cooler.
by Morgan Foreback February 07, 2007
 
2.
the complete opposite of uptight!! Being calm collected and cool.
"Sonam is in no way uptight...shes actually downloose"
by i.am.u March 10, 2009