To be high on marijuana like a member of the flower children.
Look at the guy over there. He is stoned like a hippy, as clearly indicated by his red eyes and easily-amused state.
by skrudge December 29, 2007
1 more definition
When you make an amzing save as a goalie during a hockey game.
"And theshot by Jagr! And he is stoned like a hippy!"
by Trevor69 May 22, 2006